Size:14*10*9cm，Net weight:0.1KG，Main material: TPE The detachable elastic helmet is free to stretch while wearing, maximizing wearing comfort. Breathability is also very good Perfect for Halloween, cosplay costume, masquerade parties, costume parties, Carnival, Christmas, Easter, theme party, etc. It's a good choice for your relatives and friends. Use this realistic mask to create your unique style, which is different in front of your friends. Environmentally friendly and non-toxic. Comfortable and breathable. One size fits Most: stretchy Adjustable neoprene headband ensure the mask fits from teenagers to adults.