Magnetic double lock, auto-sealing, waterproof, scent proof IPX8 rated airtight seal dry bag built into the front right pocket. 4 normal pockets with the waterproof pocket being waterproof up to 100 feet deep. Elastic waist with a draw string for comfort. Quick dry material. 4 way stretch. Elastic boxer brief liner for comfort and support. The waterproof pocket can hold most cell phones, keys, wallet, or any essentials that you need to keep dry.