Features: 1. Compatible with Go Pro Hero11 Black / HERO10 Black / HERO9 Black. 2. The waterproof layer is made of high-density aluminum alloy shell and 9H tempered glass, which can reach a depth of 40 meters. 3. High hardness aluminum alloy can protect the camera from damage and avoid scratches. 4. Can reduce camera temperature when using and ensure its camera performance. 5. Waterproof case design with double cold shoes, can be connected with external fill light. 6. The bottom 1/4 and dual leg adapter interface can be connected to a selfie stick or tripod. Specification: Name: Go Pro Case Material: Alloy aluminum Size: about 10*9*4.3cm/3.93*3.54*1.69iin Weight: about 230g Packing List: Go Pro Case*1 Notes:1. Due to the different monitors and light effects, the actual color of the item might be slightly different from the color showed on the photos. 2. Please forgive a slight measurement deviation due to manual measurement.