FEATURE: 1、It can be underwater up to 2 hours. 2、Anti-Frost, Anti-Dust, and Sand-proof, Waterproof, Screen-touchable. 3、Silicone Surface, allows you to access all functions of your phone Screen. 4、Make and receive calls, take photos, send texts, listen to music on loudspeaker while in water. 5、 It can stay under 5 meters depth in water. Note: 1.Always test each case empty prior to using on your phone. 2.Don't suggest diving for a long time. 3.Cannot use side of the phone button,like volume button and power button.