Fit Devices UP TO 5.8 INCH DIAGONAL: The waterproof bag is 7 "L x 4" W and can only be fitted with a naked machine without a mobile protective case. Adapt to the size of a mobile phone screen with a maximum of 5.8 Inch.The suitable phone type are iPhone X/8/8 Plus/7/7 Plus, Samsung 2 /3/ 4 WATERPROOF AND TOUCH FRIENDLY: Lightweight PVC material with double rotating locks and sealed closing clips protects your device from water, snow, dust and dirt, sensitive screen touch and transparent ultra-thin windows on both side, allowing underwater use of photography, video or e-mail features. MUTI-FUNCTIONAL USAGE FOR DIFFERENT ITEMS:Except put mobile phones inside this waterproof pouch, credit cards, ID cards, cash, coins also can be placed.

Floating Waterproof Bag: The EVA foam behind the bag is filled and the air bubbles filled around make your phone float on the water to avoid sinking valuables into the water. Buoyancy material support device up to 9.5 oz (270g), like iPhone X/8/8 Plus.NOTE: It is recommendt put your phone into the waterproof case and conduct a test to check whether it is floatable or not. If not, then you need to remove the phone case and retest. IPX8 Certified Waterproof: Completely sealed design, protect your cellphone, credit cards, and documents from water, snow and dust. Suitable for swimming, fishing, boating, skiing or other activities. NOTE: Make sure this waterproof bag is sealed and the recommended depth of use is below 49 feet Touch-Sensitive and Transparent Window: Premium TPU material will work well with all the HOME buttons, including iPhone X/8/ 8 plus, But not for ID fingerprint. With transparent window, you can take clear pictures or videos underwater. Tip: please use the VOLUME BUTTONS to take photos. Because the water pressure causes the touch screen function to be affected.