UNIT Solutions® patented non-marking TPAK® is a low cost, preloaded cartridge containing 30 8mm non-marking projectiles and CO2 propellant. The projectiles are 100% biodegradable, lead-free, brass-free, do not contain primer. TPAKs are intended for a single use and should be disposed of immediately after use. The TPAK materials are 100% recyclable.
Nonmarking TPAKs are an 8mm hard plastic sphere.