Luxebell Aluminium Metal Skeleton Rugged Frame Protective Case + UV Filter + Storage Pouch for GoPro Hero3+ & Hero3 Camera,Black Made of aluminum alloy CNC injection molded,extremely rugged and high quality build. Functional design layout is reasonable. It can prevent camera crash caused by overheating. There is a 1/4" screw hole at the bottom of it, compatible with any tripod. It can be mounted on UV lens, filter lens, polarizing lens of diameter 30.5mm.