- Ultra-Sil Nano 15 D nylon fabric for advanced strength to weight performance
- Ultra-Sil Nano has a 1,200mm waterhead
- Fully seam-sealed for maximum water-proofness
- Reinforced stitching for greater seam strength on all stress points
- Hypalon roll top closure does not wick moisture
- Brand: Sea to Summit
In the age of ultra-lightweight everything they have developed a range of ultra-lightweight dry sacks to save those crucial few grams. Using a 15 denier Sil/PU nylon fabric we call Ultra-Sil Nano, a lightweight side release buckle and a thinner roll top closure Sea to Summit have created a dry sack that is 30% lighter than their standard 30 D Ultra-Sil Dry Sacks!