• Ultra-Sil 30 D siliconized high-tenacity CORDURA nylon fabric for exceptional strength. Ultra-Sil fabric has a 2,000mm waterhead
• Hypalon roll top closure does not wick moisture. Suitable to keep contents dry in any wet situation where the bag is not submerged
• Polyurethane coated and fully seam sealed for ultimate water-proofness. Reinforced stitching for greater seam strength on all stress points
• Siliconized fabric for extra strength, durability and a smooth finish for easy packing. Super compact and ultra lightweight. Round base design in all sizes

Sea to Summit's award winning Ultra-Sil Dry Sack now with a clear TPU window to easily view the contents inside. The TPU window is RF-welded into the side panels of the dry sack. The RF welding produces a bond as strong as the materials being joined.

Please feel free to ask if you have the product which I do not list.I will do my best to provide at competitive price.