Description: Anti-reflection window glass for high quality pictures, compact and light weight. Hands free use with built in lanyard,40 m water depth protection (IPE X 80). Does not interfere with touchscreen capabilities, will not block screen or camera. Take awesome underwater pictures,bring your device safely to the beach or by the pool. It allows you to capture amazing images of underwater life as well as water sport activities on your iPhone. Specification: Main material: Polycarbonate, ABS, Flat glass, Stainless steel Applicable temperature: 0-40 ? Maximum depth: 40m Weight: 680g Package Includes: 1 Piece Phone Case 1 Piece Neck Strap Note: Use a lot of fresh water (tap water or drinking water) to thoroughly clean the outer shell. Residual seawater may cause corrosion of the metal parts of the device, which will affect the button, hinge and safety lock device. Please ensure that the entire waterproof shell are into the water, including the waterproof shell security lock device. Do not use water above 40 ° C, as this may damage the waterproof case. Use a soft cloth to clean the inside of the device