Constructed of high quality ABS polymer. Authentic Russian styled markings all around. Mock grenades take MilSim experiences to the next level. Realistic design provides great use as a prop. Capable to be used for roleplay or as a distraction device. In the Box 4X Mock Grenades Specifications: Material ABS PolymerOperation Mock Grenade California Proposition 65 Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov