The airsoft BB is usually a copper or galvanized steel ball. The most common diameters are 4.5 mm (0.177 in) and 5.6 mm (0.22 in), but there are also older lead pellets that are slightly larger than the steel ball size, with the corresponding caliber air gun. use.

The projectiles are usually made of plastic, but they are also dangerous. For example, glass, ceramic, metal equivalent to large airsoft BB, or even gunpowder (the purpose is to create acousto-optic effect), these dangerous materials are generally prohibited. Used for shooting people, but for shooting.

The airsoft BB is a spherical metal projectile used for air gun launches and is one of the most common types of air guns.

In addition, there are also colored eggs containing or coated with pigments (the impact will be released after the injection will release the pigment and remain on the target surface to mark the bullet, like a paintball) and the fluorescent bomb (the faint light will appear in the dark after illumination by the illuminating equipment). , after shooting in the dark, leaving a trail like a tracer, etc.) and other special airsoft BB.