1.Two bags of general size waterproof dry bag, suitable for smart phones up to 6.5 inches (some large screen phones need to remove the protective cover); It can also protect your ID card, cash, credit card, passport and keys 2. Suitable for swimming pool, beach, fishing, swimming, sailing, skiing, boating, kayaking, snorkeling, oil pipe, rafting, shower, sauna and other water park activities, and keep mobile phones and wallets completely dry and safe. 3.Transparent windows on the front and back, easy to operate touch screen functions, suitable for taking photos, videos and checking e-mails. 4. Each one is equipped with a neck strap, which is easy to carry, so you can immerse yourself in adventure without worrying about the theft of valuables. 5.Tip: Please conduct waterproof test on the product before use. Before use in water, ensure that it is well sealed.