The Exped Fold Drybags 4 Pack comes in a pack of four different sizes: 3L, 5L, 8L and 13L meaning there's a pack for everyone or one to accompany you on whatever the activity you're taking part in. This Exped dry bag is super reliable and 100% waterproof ensuring all of your belongings are kept safe and dry throughout your journey. Each storage bag is lightweight and features a secure roll-top closure with a quick release buckle for additional closure. Constructed using a durable and pliable PU coated taffeta material with a 10000mm water column, this dry bag has fully taped seams for an ultimate waterproof performance. Finally, the Exped Fold Drybags 4 Pack has a bright inner PU coat which essentially lights up the interior of bag allowing you a clear overview of the contents inside. Exped Fold Drybags 4 Pack Features Closure: Roll-top-closure with quick release buckle Water Resistance: Waterproof Durability: Regular Intended use: Waterproof, Organising Backpack, Outdoor in general Warranty: 5 years Materials: 70D Taffeta Nylon, PU coated, 10000mm water column Exped Fold Drybag Sizes X-Small Volume: 3L Size (closed): 24 x 14cm Weight: 36g Small Volume: 5L Size (closed): 30 x 16cm Weight: 46g Medium Volume: 8L Size (closed): 35 x 18cm Weight: 53g Large Volume: 13L Size (closed): 42 x 22cm Weight: 68cm