Keep gear reliably dry and organised inside your pack with the Sea to Summit Ultra-Sil Dry Sack. After winning the highly sought-after Backpacker Editors' Choice award in 2006, the Ultra-Sil Dry Sack remains the ideal dry bag for backpacking and travel. Made with lightweight, waterproof bluesign approved 30D Ultra-Sil fabric featuring Cordura yarns, it's the perfect choice to organise your gear inside your backpack or duffle like a pro. The semi-translucent fabric makes it's easy to see what's in each dry bag. Other features include a non-wicking hypalon roll-top closure, an oval base to prevent the dry bag from rolling away on sloped surfaces and taped seams to keep moisture out. An excellent choice for lightweight backpacking, cycle touring and travel. Robust and extremely light bluesign APPROVED Ultra-Sil 30D Cordura nylon fabric Find what you need fast through the translucent fabric Oval base prevents rolling and packs efficiently Slippery finish for easy packing and unpacking PFC-free DWR finish Best use: Backpacking, travel Closure: Non-wicking hypalon roll-top closure Repair buckle size: 5/8in / 15mm (2-Pin) Shape: Oval base Waterproof: In situations where the dry bag will not be submerged Dimensions: 22 x 19.6 x 43.3 cm Weight: 47 g