Nupouch waterproof bags keep your belongings dry while being vibrant and colorful. Made out of tri-layer vinyl material, these traditional dry bags utilize a roll top seal to keep water out. Just fill the bag, roll the top over 3 times and connect the buckle. Whether on a boat, the beach or even at a water park, Nupouch waterproof bags will protect your stuff wherever you go. The 2L size is perfect for small belongings like keys, money, and a smart phone. Clip it to your bathing suit and you can carry those important things with you all day. The Nupouch 2L waterproof bag comes in green, pink, yellow, gray, light blue, and orange colors.