Zoukfox Head Strap Camera Mount + Quick Clip Compatible fit for GoPro HERO5 Black, HERO5 Session, HERO4 Black, HERO4 Silver and Hero Sessio and Most Action Cameras (Head) Waterproof head-strap camera mount that works with any GoPro camera including GoPro Hero, Hero 2, Hero 3, Hero3+, Hero 4, Hero 4 Black, Hero 4 Silver, Hero+ LCD, and Hero 4 Session One size fits all; fits directly on head or over most helmets. Ideal for hands-free filming when you want a point-of-view angle.clear case not included. Adjustable nylon straps with non-slip rubber inserts; polycarbonate buckles Measures 6 to 7 inches in diameter; stretches to 12 inches in diameter (2 Year warranty)