Our Sealskinz waterproof Drysacks are ideal for anyone wanting to keep their kit dry inside a rucksack or putting your wet kit in at the end of a long day in the hills for the journey home. With stitched seams for extra durability & seam sealed for waterproof performance they are light weight & have a clear welded TPU window to easily see what is inside. A great addition to your kit. Different sizes are different colours so you can easily grab the right bag. Benefits: Large TPU window to view contents Roll top closure does not wick moisture Fully seam-sealed for maximum water-proofness Reinforced stitching for greater seam strength Ultra compact & lightweight 35 Litre Material 70d Nylon Plastic buckles TPU clear window