With FloatPro, you need not worry about losing your GoPro head strap in the water again. It is fully compatible with all GoPro cameras including the Hero 4 and can be adjusted to fit all sizes. You just have to move your head around in order to get the right fit. Whenever you’re eager to get those first-person perspective shots, you can wear it over a helmet or directly on your head if required. The anti-slide silicone grips will ensure to keep the strap in place even when you’re moving. This head strap has been designed with high quality materials which is suitable for both land and water use. The detachable floater will keep your GoPro safe even if it falls off in the water. A perfect accessory for all GoPro users out there.