180 Day Bio-degradable competition grade BBs packaged in a 1,000 round feeder bottle. Made in Taiwan Size: 6mm Weight: 0.20g Quantity: 1,000 Color: Egg Shell White Long Shelf Life 100% Organic Base Condition Required for Break-Down: Soil, Sun-light, & Water BBs will break down in 180-days when exposed the 3 elements.