High Speed BBs Bio 0.20g 5,000ct Bottle Biodegradable 6mm Airsoft BB Ammo, White BBs, Earth-Friendly Biodegradable Plastic, Outdoor Airsoft Field Approved BIO Ammo, Works Well With All Airsoft Guns Earth-friendly Biodegradable Plastic BB Construction 5,000ct. Reusable BB Bottle 5.95mm +/- .01 Precision BB Diameter Standard 0.20g BB Weight White BB Color