100% WATERPROOF BAG SET- Made with lightweight yet strong, 210T rip stop polyester taffeta (waterproof fabric), firm and highly abrasive material, seamless welding. These dry bag camping adopts full-line laminating technology and waterproof roll mouth design, which feature good waterproof and sealing performance, preventing moisture, sand or dirt from entering the inside of the bags. MULTIPLE SIZES- There are 6 different sizes waterproof bags for camping in the package, including 1.5L(21*19 cm), 2.5L(30*24 cm),3L(24 x 30 cm),3.5L(35.5 x 24 cm),5L(25 x 37 cm),8L(30 x 38.5 cm), different sizes to satisfy your various needs. EASY TO USE- The dry sack waterproof bag has a nylon buckle, safely seal your equipment away in seconds with a few rolls of the top and buckle it lightly to complete the seal. Strong buckle allowing you to keep your items stored securely and make it easy to get them. It can be rolled or folded to save space when not in use. PORTABLE TO STORE- Waterproof dry bag can be compressed and folded into a small size for convenient storage or carry, its smooth surface makes it easy to clean, good to store mobile phone, map, camera or other personal belongings. (Put cell phone or camera in a smaller dry bag before you put them in the bigger dry bag as extra insurance.) SUITABLE OUTDOOR ACTIVITIES- Waterproof sack bag is good for many outdoor activities, such as travelling, camping, fishing, sailing, swimming, boating, kayaking, rafting, hiking, snowboarding etc, significant accessories for outdoor enthusiasts.Note: These waterproof bags thin and need to be opened to dissipate bad smells after they are received.