Baseus Air Cushion IPX8 Waterproof Case for Smartphones up to 6\" Prepare your smartphone for the summer season! This Baseus Air Cushion waterproof case, for smartphones with screens up to 6 inches diagonally, is an ideal solution for keeping your device dry and protected while at the beach, the pool, or on rainy days. The Baseus waterproof case supports the fingerprint identification function on your phone while it\'s in the case and also lets you take photos or videos underwater.