Goliton Elastic Adjustable Head Strap Mount Belt with Screw for SONY AS15/AS30&pound;&not;Gopro Hero HD/2/3 AEE series Rollei sport camera Material: PC + nylon Suitable head girth: 50cm; Can wear Gopro/SONY/Rollei/AEE, camera on head; Firm and anti-slip; Great for photographing during riding and other sports Through screw, keep your gopro camera on your head safe. Elastic strap, made of superior quality material, durable and usable Adjustable and compact design, meeting different requirements of the users. Light weight, portable, easy to take camera not included