Sufficient quantity: the package contains 6 gray waterproof bags, including 1.5L, 2.5L, 3L, 3.5L, 5L, 8L Size details: there are 6 sizes different in the package, including (S) 19.5 x 20 cm, (M) 22.5 x 30 cm, (L) 24 x 30 cm, (XL) 24 x 36 cm, (XXL) 25 x 37 cm , (XXXL ) 30*38.5cm, you can check the size before order DURABLE AND LIGHTWEIGHT: The waterproof bag is made of high quality polyester taffeta fabric and seamless welding, which is strong and sturdy, the bag is equipped with a roll-top closure with a quick release buckle, which can be sealed in seconds, and can be rolled or folded Save space when not in use Easy to carry: The waterproof bag can be compressed and folded into a small size for easy storage or transport, and the smooth surface is easy to clean, suitable for storing mobile phones, notepads, cards, camera photos or other personal items. Suitable for outdoor activities: the storage bag dry can effectively prevent moisture from affecting the contents of the bag, suitable for many outdoor activities, such as traveling, camping, fishing, sailing, swimming, boating, kayaking, rafting , hiking, snowboarding, etc. ., protection Objects protected from dirt, dust, sand and water