*Supported phone size: up to 7.5" devices with inflatable airbags on all four sides to keep your phone floating on the water*Material: made of more environmentally friendly PVC material, which can effectively prevent scratches and water leakage*Waterproof rating: tested up to IPX8 level waterproof, maximum waterproof 30M (lab test, actual use prevails)*Function: Waterproof, snowproof, dustproof, with a lanyard to make you better in the outdoors*Sensitive touch control: for calls and touch screen, you can use the side button to take photos and record videos under water*Applicable scenarios: outdoor, photography, fishing, beach, cycling, leisure, camping, mountain climbing, diving, give your phone the best protection