Material: Eco-friendly low carbon steel + 1000D nylon. One size fits all: With 2 elastic adjustable vel-cro straps, flexible for better fit. Designed with a metal ear protection, the mask can be bent slightly to fit your face better. Compatible with most goggles / helmet and helmet, earphone, tactical preferred. Application: Airsoft or BB Gun Competition, Live CS Game, Tactical Game, Nerf Battles, Survival Game, Cosplay, Outdoor Party, etc. Attention: < p>Sale prohibited to persons under 18 years of age. By placing an order for this product on Amazon.fr, you certify that you are over 18 years of age. Use of this product can be dangerous. Port and use prohibited on public roads. Never direct the shot at any person or animal. Protective eyewear is required. Due to factors such as manual measurement and display differences, there may be slight differences between individual products and images, please excuse me.