MegaGear Adjustable Head / Helmet Strap Mount Belt for GoPro, GoPro HD, GoPro Hero 3+, GoPro Hero 4, HERO 5 Black, HERO 6 Black and Sj4000 Camera With MegaGear Cleaning Cloth (Blue) Through screw, keep your gopro camera on your head safe. Anti-skid design back of the strap, making it using more convenient. Elastic strap, made of superior quality material, durable and usable. Adjustable and compact design, meeting different requirements of the users. GoPro Camera and Screw are not included.