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£19.99
  • Green Tracer BBs
  • Biodegradable BBs
  • 0.20g Tracer BIO BBs

Produced by VORSK Airsoft, these Airsoft Tracer BIO BBs are precision engineered 6mm BBs which are designed to be used in a wide range of Airsoft guns and replicas. These BBs are part of the VORSKs brand new range of Airsoft BBs ranging from light weight BBs for beginner Airsoft players, all the way up to super heavyweight BBs for professional players and snipers.

These particular BBs are not only BIO BBs, but are also Tracer BBs. These BBs are created with two purposes in mind, being created from biodegradable materials so that they will gradually break down with time when exposed to natural environments as well as being infused with special materials to allow them to glow in the dark. Touted as a more environmentally friendly BB, they are sometimes required by certain Airsoft sites to play.

This weight of BB are designed to work in any Airsoft gun, but perform at their best in beginner and low power Airsoft replicas under 350fps. Whether you're new to Airsoft, playing indoors, or looking for BBs for your Spring Powered Airsoft replica then these are the BBs for you. 

£9.99
  • 0.28g Tracer BIO BBs
  • Biodegradable BBs
  • Green Tracer BBs

Produced by VORSK Airsoft, these Airsoft Tracer BIO BBs are precision engineered 6mm BBs which are designed to be used in a wide range of Airsoft guns and replicas. These BBs are part of the VORSKs brand new range of Airsoft BBs ranging from light weight BBs for beginner Airsoft players, all the way up to super heavyweight BBs for professional players and snipers.

These particular BBs are not only BIO BBs, but are also Tracer BBs. These BBs are created with two purposes in mind, being created from biodegradable materials so that they will gradually break down with time when exposed to natural environments as well as being infused with special materials to allow them to glow in the dark. Touted as a more environmentally friendly BB, they are sometimes required by certain Airsoft sites to play.

This weight of BBs is specifically designed with a higher weight to allow it to punch through light wind and bushes with ease, allowing you to be more effective in outdoor games. These  BBs perform best when used in Airsoft guns between 300fps - 400fps, and are great in replicas which have had upgrades or come with an extremely good hop out of the box. 

£16.99
  • 0.28g Tracer BIO BBs
  • Biodegradable BBs
  • Green Tracer BBs

Produced by VORSK Airsoft, these Airsoft Tracer BIO BBs are precision engineered 6mm BBs which are designed to be used in a wide range of Airsoft guns and replicas. These BBs are part of the VORSKs brand new range of Airsoft BBs ranging from light weight BBs for beginner Airsoft players, all the way up to super heavyweight BBs for professional players and snipers.

These particular BBs are not only BIO BBs, but are also Tracer BBs. These BBs are created with two purposes in mind, being created from biodegradable materials so that they will gradually break down with time when exposed to natural environments as well as being infused with special materials to allow them to glow in the dark. Touted as a more environmentally friendly BB, they are sometimes required by certain Airsoft sites to play.

This weight of BBs is specifically designed with a higher weight to allow it to punch through light wind and bushes with ease, allowing you to be more effective in outdoor games. These  BBs perform best when used in Airsoft guns between 300fps - 400fps, and are great in replicas which have had upgrades or come with an extremely good hop out of the box. 

£21.99
  • 0.28g Tracer BIO BBs
  • Biodegradable BBs
  • Green Tracer BBs

Produced by VORSK Airsoft, these Airsoft Tracer BIO BBs are precision engineered 6mm BBs which are designed to be used in a wide range of Airsoft guns and replicas. These BBs are part of the VORSKs brand new range of Airsoft BBs ranging from light weight BBs for beginner Airsoft players, all the way up to super heavyweight BBs for professional players and snipers.

These particular BBs are not only BIO BBs, but are also Tracer BBs. These BBs are created with two purposes in mind, being created from biodegradable materials so that they will gradually break down with time when exposed to natural environments as well as being infused with special materials to allow them to glow in the dark. Touted as a more environmentally friendly BB, they are sometimes required by certain Airsoft sites to play.

This weight of BBs is specifically designed with a higher weight to allow it to punch through light wind and bushes with ease, allowing you to be more effective in outdoor games. These  BBs perform best when used in Airsoft guns between 300fps - 400fps, and are great in replicas which have had upgrades or come with an extremely good hop out of the box. 

£22.99
  • 0.28g Tracer BIO BBs
  • Biodegradable BBs
  • Green Tracer BBs

Produced by VORSK Airsoft, these Airsoft Tracer BIO BBs are precision engineered 6mm BBs which are designed to be used in a wide range of Airsoft guns and replicas. These BBs are part of the VORSKs brand new range of Airsoft BBs ranging from light weight BBs for beginner Airsoft players, all the way up to super heavyweight BBs for professional players and snipers.

These particular BBs are not only BIO BBs, but are also Tracer BBs. These BBs are created with two purposes in mind, being created from biodegradable materials so that they will gradually break down with time when exposed to natural environments as well as being infused with special materials to allow them to glow in the dark. Touted as a more environmentally friendly BB, they are sometimes required by certain Airsoft sites to play.

This weight of BBs is specifically designed with a higher weight to allow it to punch through light wind and bushes with ease, allowing you to be more effective in outdoor games. These  BBs perform best when used in Airsoft guns between 300fps - 400fps, and are great in replicas which have had upgrades or come with an extremely good hop out of the box. 

£12.99
  • 1KG Resealable bag
  • High-grade polished BIO BBs
  • 0.25g - Great for all platforms

If you're looking for high-grade 0.25g BIO BBs, the Delta Armory 0.25g Diamond 6mm BIO BBs are ideal. Supplied in a resealable bag of 4000, Delta's Diamond BBs are high-grade polished 6mm BBs with tight tolerances to ensure reliable feeding and maximum accuracy potential. 

These are the BIO version, meaning they're made from biodegradable PLA polymer which allows you to magdump all day long with a clear conscience out in the wonderful woodlands. Being 0.25g in weight, these BBs are suitable for practically any Airsoft platform shooting within standard skirmish energy limits (<1.14 joules) and their ultra-tight tolerances should provide superb accuracy potential!

£12.99
  • White BIO BBs
  • 0.3g in weight
  • Approx. 3300 rounds

An environmentally friendly option for Airsoft shooting, Evolution Airsoft brings us their range of Target BBs. This pouch contains rounds weighing 0.3g per BB. BBs made to be offer consistent performance and great accuracy, which degrade and breakdown over time after use.

£15.99
  • Tolerance: 5.95mm +/- 0.01mm
  • Biodegradable material
  • 0.32g Weight - 2200rnd Bottle 

If you are looking for heavy-weight biodegradable BBs, NUPROL's RZR BBs would be a great choice! RZRs have a superb reputation for precision and tight tolerances and this version is made from a biodegradable material which means you can shoot as much as you want without worrying about cleanup afterwards. 

£13.99
  • 1KG Resealable bag
  • High-grade polished BIO BBs
  • 0.32g - Ideal for upgraded HOP-ups

If you're an outdoor skirmisher with a long-range-focussed setup, Delta Armory 0.32g Diamond 6mm BIO BBs are what you need to feed it! These finely polished Airsoft BBs are constructed from a biodegradable polymer and flawlessly polished for maximum accuracy and reliable feeding. 

Supplied in a resealable bag containing approximately 3120 BBs, these bio BBs have uncompromisingly tight tolerances of +/- 0.01mm with a guaranteed weight difference not exceeding 0.01g. If you need a bio BB with the perfect combination of heavy weight, affordable price and tight tolerances, Delta Armory's 0.32g Diamond 6mm BIO BBs are exactly that!

£10.99
  • Green Tracers BBs
  • ±0.01mm Tolerance
  • 0.30g 6mm Tracer BBs

Produced by VORSK Airsoft, these Airsoft Tracer BIO BBs are precision engineered 6mm BBs which are designed to be used in a wide range of Airsoft guns and replicas. These BBs are part of the VORSKs brand new range of Airsoft BBs ranging from light weight BBs for beginner Airsoft players, all the way up to super heavyweight BBs for professional players and snipers.

These particular BBs are not only BIO BBs, but are also Tracer BBs. These BBs are created with two purposes in mind, being created from biodegradable materials so that they will gradually break down with time when exposed to natural environments as well as being infused with special materials to allow them to glow in the dark. Touted as a more environmentally friendly BB, they are sometimes required by certain Airsoft sites to play.

This weight of BBs is specifically designed with a higher weight to allow it to punch through light wind and bushes with ease, allowing you to be more effective in outdoor games. These  BBs perform best when used in Airsoft guns between 300fps - 400fps, and are great in replicas which have had upgrades or come with an extremely good hop out of the box.

£19.99
  • Green Tracers BBs
  • ±0.01mm Tolerance
  • 0.30g 6mm Tracer BBs

Produced by VORSK Airsoft, these Airsoft Tracer BIO BBs are precision engineered 6mm BBs which are designed to be used in a wide range of Airsoft guns and replicas. These BBs are part of the VORSKs brand new range of Airsoft BBs ranging from light weight BBs for beginner Airsoft players, all the way up to super heavyweight BBs for professional players and snipers.

These particular BBs are not only BIO BBs, but are also Tracer BBs. These BBs are created with two purposes in mind, being created from biodegradable materials so that they will gradually break down with time when exposed to natural environments as well as being infused with special materials to allow them to glow in the dark. Touted as a more environmentally friendly BB, they are sometimes required by certain Airsoft sites to play.

This weight of BBs is specifically designed with a higher weight to allow it to punch through light wind and bushes with ease, allowing you to be more effective in outdoor games. These  BBs perform best when used in Airsoft guns between 300fps - 400fps, and are great in replicas which have had upgrades or come with an extremely good hop out of the box.

£27.99
  • Green Tracers BBs
  • ±0.01mm Tolerance
  • 0.30g 6mm Tracer BBs

Produced by VORSK Airsoft, these Airsoft Tracer BIO BBs are precision engineered 6mm BBs which are designed to be used in a wide range of Airsoft guns and replicas. These BBs are part of the VORSKs brand new range of Airsoft BBs ranging from light weight BBs for beginner Airsoft players, all the way up to super heavyweight BBs for professional players and snipers.

These particular BBs are not only BIO BBs, but are also Tracer BBs. These BBs are created with two purposes in mind, being created from biodegradable materials so that they will gradually break down with time when exposed to natural environments as well as being infused with special materials to allow them to glow in the dark. Touted as a more environmentally friendly BB, they are sometimes required by certain Airsoft sites to play.

This weight of BBs is specifically designed with a higher weight to allow it to punch through light wind and bushes with ease, allowing you to be more effective in outdoor games. These  BBs perform best when used in Airsoft guns between 300fps - 400fps, and are great in replicas which have had upgrades or come with an extremely good hop out of the box.

£28.99
  • Green Tracers BBs
  • ±0.01mm Tolerance
  • 0.30g 6mm Tracer BBs

Produced by VORSK Airsoft, these Airsoft Tracer BIO BBs are precision engineered 6mm BBs which are designed to be used in a wide range of Airsoft guns and replicas. These BBs are part of the VORSKs brand new range of Airsoft BBs ranging from light weight BBs for beginner Airsoft players, all the way up to super heavyweight BBs for professional players and snipers.

These particular BBs are not only BIO BBs, but are also Tracer BBs. These BBs are created with two purposes in mind, being created from biodegradable materials so that they will gradually break down with time when exposed to natural environments as well as being infused with special materials to allow them to glow in the dark. Touted as a more environmentally friendly BB, they are sometimes required by certain Airsoft sites to play.

This weight of BBs is specifically designed with a higher weight to allow it to punch through light wind and bushes with ease, allowing you to be more effective in outdoor games. These  BBs perform best when used in Airsoft guns between 300fps - 400fps, and are great in replicas which have had upgrades or come with an extremely good hop out of the box.

£13.99
  • Green Tracer BBs
  • Biodegradable BBs
  • 0.20g Tracer BIO BBs

Produced by NUPROL, these Airsoft Tracer BIO BBs are precision engineered 6mm BBs which are designed to be used in a wide range of Airsoft guns and replicas. These BBs are part of the new RZR range of Airsoft BBs ranging from lightweight BBs for beginner Airsoft players, all the way up to super heavyweight BBs for professional players and snipers.

These particular BBs are not only BIO BBs, but are also Tracer BBs. These BBs are created with two purposes in mind. Firstly they are created from biodegradable materials so that they will gradually break down over time when exposed to natural environments as well as being infused with special materials to allow them to glow in the dark. Touted as a more environmentally friendly BB, they are sometimes required by certain Airsoft sites to play.

This weight of BB are designed to work in any Airsoft gun, but perform at their best in beginner and low power Airsoft replicas under 350fps. Whether you're new to Airsoft, playing indoors, or looking for BBs for your Spring Powered Airsoft replica then these are the BBs for you.

£29.99
  • Green Tracer BBs
  • Biodegradable BBs
  • 0.20g Tracer BIO BBs

Produced by NUPROL, these Airsoft Tracer BIO BBs are precision engineered 6mm BBs which are designed to be used in a wide range of Airsoft guns and replicas. These BBs are part of the new RZR range of Airsoft BBs ranging from lightweight BBs for beginner Airsoft players, all the way up to super heavyweight BBs for professional players and snipers.

These particular BBs are not only BIO BBs, but are also Tracer BBs. These BBs are created with two purposes in mind. Firstly they are created from biodegradable materials so that they will gradually break down over time when exposed to natural environments as well as being infused with special materials to allow them to glow in the dark. Touted as a more environmentally friendly BB, they are sometimes required by certain Airsoft sites to play.

This weight of BB are designed to work in any Airsoft gun, but perform at their best in beginner and low power Airsoft replicas under 350fps. Whether you're new to Airsoft, playing indoors, or looking for BBs for your Spring Powered Airsoft replica then these are the BBs for you.

£12.99
  • 5000rnd Resealable bag
  • High-grade polished BBs - Biodegradable
  • Ideal for Pistols and shotguns used outside

If you need biodegradable BBs for your pistol or shotgun, the 0.20g Diamond 6mm BIO BB from Delta Armory is a fantastic choice. Supplied in a resealable bag of 5000, Delta's Diamond BBs are high-grade polished 6mm BBs with tight tolerances to ensure reliable feeding and maximum accuracy potential.

£14.99
  • Tolerance: 5.95mm +/- 0.01mm
  • Biodegradable material
  • 0.30g BBs - 2200rnd Bottle 

If you are looking for heavy-weight biodegradable BBs, NUPROL's RZR BBs would be a great choice! RZRs have a superb reputation for precision and tight tolerances and this version is made from a biodegradable material which means you can shoot as much as you want without worrying about cleanup afterwards. 

£13.99
  • 1KG Resealable bag
  • High-grade polished BIO BBs
  • 0.30g - Great for upgraded guns & DMRs

If you need some hefty BBs for your upgraded setup, Delta Armory's 0.30g Diamond 6mm BIO BB are the perfect choice for outdoor skirmishing. These BBs are supplied in a 1KG resealable bag of 3333 BBs approximately and are high-grade polished BBs to ensure reliable feeding and maximum accuracy potential. 

Being made from biodegradable materials means these BBs are suitable for outdoor skirmishing at any site in the country and great for target shooting in the back garden. These slightly heavier than standard BBs provide improved foliage penetration ability and wind resistance along with extended range in guns with upgraded HOP-ups. If you're running a DMR or an accurised platform in the great outdoors, the Delta Armory 0.30g Diamond 6mm BIO BBs are what you need to feed it!

£15.99
  • 1KG Resealable bag
  • High-grade BIO BBs - Made from PLA
  • 0.28g - Great for outdoor skirmishes

If you have some woodland skirmishes on the horizon, load up on BLS 0.28g 6mm Perfect BIO BB; 1kg Bag! These high-grade BIO BBs are made from cornstarch-based PLA polymer, giving you a flawless highly polished surface for maximum accuracy and allowing them to decompose over time, keeping the woods looking green and pleasant. 

Being 0.28g in weight, these are slightly heavier than the standard 0.25g BBs, meaning you can add a bit more HOP-up to improve your long-range effectiveness with most Airsoft AEGs and GBBRs. Using heavier ammo also provides improved wind resistance and foliage penetration capabilities, as the small cost of a slightly longer time to target. 

£34.99
  • 1KG Resealable bag
  • High-grade polished BBs
  • 0.43g - Ideal for sniper rifles

If you're seeking sniper rifle ammo with a heavy weight and tight tolerances made from biodegradable materials, Delta Armory's 0.43g Diamond 6mm BIO BB will do the trick! These 0.43g sniper BBs boast a highly polished surface for smooth feeding and maximum accuracy, made even better with ultra-tight tolerances of only +/- 0.01 and weight differences not exceeding 0.01g between individual BBs. 

Being made from biodegradable polymer makes these BBs ideal for outdoor skirmishes and backyard shooting, minimising cleanup and keeping the skirmish site looking green. If your site is strict about bio BBs and you want to maintain your sniper rifle's superb accuracy, Delta Armory 0.43g Diamond 6mm BIO BBs are ideal!

£16.99
  • Tolerance: 5.95mm +/- 0.01mm
  • Green tracer BIO BBs
  • 0.28g Weight - 2200rnd bottle or 6000rnd bag

If you are looking for tracer BBs in heavier weights to maximise your effective range, NUPROL have what you need! The RZR 0.28g Green Tracer BB has the same ultra-tight +/- 0.01mm tolerances as NUPROL's standard BBs but are tracer BBs which will glow when fired through an Airsoft tracer unit, helping you instinct aim in close quarters and guide your BBs onto target in low light settings. These BBs are also biodegradable, making them great for use outdoors!

£39.99
  • Tolerance: 5.95mm +/- 0.01mm
  • Green tracer BIO BBs
  • 0.28g Weight - 2200rnd bottle or 6000rnd bag

If you are looking for tracer BBs in heavier weights to maximise your effective range, NUPROL have what you need! The RZR 0.28g Green Tracer BB has the same ultra-tight +/- 0.01mm tolerances as NUPROL's standard BBs but are tracer BBs which will glow when fired through an Airsoft tracer unit, helping you instinct aim in close quarters and guide your BBs onto target in low light settings. These BBs are also biodegradable, making them great for use outdoors!

£19.99
  • 1KG Resealable bag
  • High-grade polished BIO tracer BBs
  • 0.25g - Great for all environments

If you need tracer BBs for a mix of CQB and outdoors, Delta Armory 0.25g Diamond 6mm BIO Tracer BBs are the one to go for! Supplied in a resealable bag of 4000, Delta's Diamond BBs are high-grade polished BBs to ensure reliable feeding and maximum accuracy potential. Boasting only a 0.01g weight difference between individual BBs at maximum and tight tolerances of only +/- 0.01mm, these biodegradable tracer BBs are without compromise!

When shot through a tracer unit, these BBs will illuminate in bright green so you can see where your shots land and adjust accordingly. Being made from biodegradable materials means these BBs are suitable for outdoor skirmishing at any site in the country and great for target shooting in the back garden. 

£12.99
  • White BIO BBs
  • 0.20g in Weight
  • Approx 3300 BBs

NUPROL's latest environmentally friendly offering into the Airsoft Market with newly designed 0.20g BBs made to be offer consistent performance and great accuracy, which Degrade and Breakdown over time after use. 

£15.99
  • 530rnd Resealable Bottle
  • 0.46g 6mm BBs - Excellent for snipers and long range engagements
  • Biodegradable BBs are perfect for outdoor skirmishing

If you're in need of high performance, high accuracy BBs for your Airsoft Sniper Rifle then look no further! These Novritsch 0.46g 6mm biodegradable BBs come in a resealable bottle of 530 BBs and come pure white in colour.

BBs are a crucial factor when it comes to accuracy, a high quality BB can mean all the difference and Novritsch certainly doesn't disappoint. These BBs are second to none when it comes to long range engagements. The pure white colour allows you to track the full trajectory of the BBs no matter how far they travel. With Novritsch ensured quality control you can be sure you are getting only the most premium biodegradable BBs. The slick plastic bottle that these BBs are stored in allow for convenient transportation and also excellent compatibility with speedloaders.

£39.99
  • Tolerance: 5.95mm +/- 0.01mm
  • Biodegradable material
  • 0.36g Weight - 2200rnd Bottle 

If you are looking for heavy-weight biodegradable BBs, NUPROL's RZR BBs would be a great choice! RZRs have a superb reputation for precision and tight tolerances and this version is made from a biodegradable material which means you can shoot as much as you want without worrying about cleanup afterwards. 

£20.99
  • 1KG Resealable bag
  • High-grade polished BIO tracer BBs
  • 0.28g - Ideal for tracer users in outdoor skirmishes 

If you have a night game in the great outdoors or you run 0.28g BBs in a tracer-equipped platform in CQB, Delta Armory 0.28g Diamond 6mm BIO Tracer BBs should be on your shopping list! These BBs are supplied in a 1KG resealable bag of 3571 BBs approximately and are high-grade polished BBs to ensure reliable feeding and maximum accuracy potential. 

When shot through a tracer unit, these BBs will illuminate in bright green so you can see where your shots land and adjust accordingly. Being made from biodegradable materials means these BBs are suitable for outdoor skirmishing at any site in the country and great for target shooting in the back garden. 

£16.99
  • 1KG Resealable bag
  • High-grade BIO BBs - Made from PLA
  • 0.30g - Ideal for upgraded HOP-ups/DMRs

If you need heavy BBs for outdoor skirmishing with your DMR or upgraded primary, the BLS 0.30g 6mm Perfect BIO BB; 1kg Bag is ideal. These biodegradable BBs are made from cornstarch-based PLA, meaning they decompose in a natural environment within a reasonable timescale and are finely polished with tight tolerances, just like BLS's standard BBs.

The resealable bag contains approximately 3333 BBs, and being 0.30g in weight, these are perfect for DMRs and other primaries with upgraded HOP-up parts. Heavy BBs give you the potential to dial up your HOP-up unit and get a bit more range, along with providing improved wind resistance and foliage penetration capability. Whether you run a DMR or an AEG upgraded for accuracy and range, BLS 0.30g Perfect BIOs allow you to send them while keeping your conscience and the woods clear! 

£18.99
  • 1KG Resealable bag
  • High-grade polished BIO tracer BBs
  • 0.28g - Ideal for tracer users in outdoor skirmishes 

If you need tracer BBs made from biodegradable material, Delta Armory 0.20g Diamond 6mm BIO Tracer BBs should be on your shopping list! These BBs are supplied in a 1KG resealable bag of 5000 BBs approximately and are high-grade polished BBs to ensure reliable feeding and maximum accuracy potential. 

When shot through a tracer unit, these BBs will illuminate in bright green so you can see where your shots land and adjust accordingly. Being made from biodegradable materials means these BBs are suitable for outdoor skirmishing at any site in the country and great for target shooting in the back garden. 0.2g BBs are ideal for CQB use in shotguns, pistols, rifles and SMGs and are also great for target shooting!

£13.99
  • Resealable bag
  • Contains approx. 1000 BBs
  • 0.36g BIO BBs - Ideal for DMRs & sniper rifles

If you need heavy BBs for your Airsoft Sniper rifle the  BLS 0.36g 6mm Perfect BIO BBs are certainly worth a look! These BBs are supplied in a resealable bag of 1000 BBs. They are constructed from a biodegradable polymer and flawlessly polished for maximum accuracy and reliable feeding. Being 0.36g in weight, these BBs are best used with rifles with upgraded HOP-up parts, DMRs and sniper rifles. 

When it comes to tolerances, these BLS BBs easily meet the mark set by other manufacturers, guaranteeing each BB will be 5.95mm +/- 0.01mm at maximum. If you want only the best for your sniper rifles and DMRs, these are certainly it!

Whether your skirmish site only allows bio BBs or if you’re just looking to make an eco-friendly switch, we have a great range of suitable options for you. Plus, plenty of our bio BBs are available as a bulk purchase, so you can buy more and save. 

At Patrol Base you’ll only find the highest quality bio BB manufacturers including Ares, G&G and more. We know everyone's needs are different too, which is why we offer a variety of BB weights and amounts, with up to 5,200 bio BB bottles and bags available. 

Shop online and enjoy next day delivery options or visit us at our Huddersfield location where you can take a look at our in-store biodegradable BB collection.