Our Extension Strap for Neoprene Full Face Mask is what you will be looking for if you have big face and need some extension strap for face mask. This neoprene extension piece is made from 100% polyester of neoprene material and it adds up to 2 extra inches. This strap comes in one size and is featured with velcrorized closure. This extension piece measures 1.75 inches times 4 inches. It is hand washable and available in black color only. Get this convenient extension strap which is good for extension length of full face masks for big face.