Valken ensures your never left on the battlefield without ammo, by offering 5,000 rounds of extreme precision 0.20g airsoft BBs in a convenient resealable bottle. These BBs are professionally polished for smooth accuracy and are manufactured with tight tolerances to guarantee zero air bubbles. Valken makes sure these BBs are able to withstand the pressure when leaving the barrel with a durable seamless design. These are an environmentally friendly, 100% biodegradable option that are perfect for outdoor fields and MILSIM events. Valken Accelerate Biodegradable BBs break down naturally over time from various outdoor conditions such as heat, sunlight, moisture, and pressure. The carrying bottle comes with an resealable cap that easily flips open to help pour BBs into the players speed loader or magazine with the help of the feeding lip. Have enough ammo for whatever may come your way and pick yourself up a bottle of these extreme precision premium 0.20g airsoft BBs from Valken.