Luxebell Float Accessories Floating Grip with Housing Backdoor Cover and 12-pack Anti Fog Inserts for Gopro Hero 3 - Standard Housing Floaty Sponge With Housing Backdoor:only compatible with GoPro HERO 3 standard housing, NOT suit for GoPro HERO3: White Edition - 131'/ 40m Waterproof Housing. Floaty Backdoor keeps your camera safe and afloat while in the ocean surfing, kayaking down rapids, swimming in pools and lakes, anywhere you need floatation for your camera. Industrial strength 3M VHB adhesive backing attaches the float directly to the HD Hero water housing backdoor. Floating Grip:Professional custom rod buoyancy handheld stick, it is designed for Gopro Hero 3 and be used in water sports timer. Size: 150 x 65 x 38mm