Material:Made of high quality premium TPR and sponge , soft and comfortable to wear.The mask is easy to paintand good for DIY, it is a must-have for participating in events and festivals. Two Wearing Methods:Use adjustable Head band or attach the mask to FAST Helmet with ACR Rail .This mask only weighs about 200g, no matter which kind of wearing method will not bring you too much burden. Package Include:1 x Half Face Mask(7.3x5.3 inches/18.5 * 13.5 cm) ,1 x Adjustable Head Strap ,2 x Elastic strap wIth Plastic Buckle. One size fits all (kids and adults):There are have 2 different adjustable elastic strap with the tactical half face mask that fit different head sizes. .adjustable elastic straps, slightly flexible for better fitting Compatible with most eye protection glasses and easy to wear helmet, earphone.This military mask can be a great gift for your family or friends.Go get it and enjoy them in the game or party. Application:Perfect for Airsoft or BB Gun competition, Live CS game, Tactic game,Nerf gun battles, Survival game, Cosplay, Outdoor Party, Halloween, Costume ball etc. Also can be use for Skiing Snowing Motorcycling and other activities.