This is the GoPro Vented Helmet Strap Mount. Now you can attach your GoPro camera to any vented bike, ski, kayak or similar sports helmet. The GoPro Vented Helmet Strap Mount is compatible with ALL HERO3, HERO2, and HD HERO Original Cameras. One size fits all.
One GoPro Adjustable Strap for Vented Helmets
Warranty (through the manufacturer): 1 Year