WantMall Floaty (Float) & Backdoor With 3M Adhesive for Gopro Hero 2 3 Waterproof Case Floaty (Float) & Backdoor With 3M Adhesive Industrial strength 3M adhesive backing attaches the floaty directly to the HD Hero waterhousing backdoor A spare waterhousing backplate is included It can make them float, prevent the GoPro Hero 2 camera from sinking Notes:Floaty will not support the weight of the suction cup mount which is not recommended for high impact water sports