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!
Product Features
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
Possibly NOT Worth the money — try the heavier? EDIT again: StS has been very responsive regarding my issue with these. It appears that the 1,200mm head spec for these just may not be enough to keep sweat from being pushed into them in running use. Keep that in mind. You get nearly 2x the water resistance for a little more weight by using the non-Nano version, and even for a weight weenie, it’s probably a better bet to try those.EDIT:I loved these at first. Light. pretty tough. Easy to use. But after about 10 uses, I…
Mezonn PE Emergency Sleeping Bag Survival Bivy Sack- Use as Emergency Space Blanket, Lightweight Sleeping Bag, Survival Gear for Outdoor, Hiking, Camping – Includes Nylon Sack with Carabiner
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Possibly NOT Worth the money — try the heavier? EDIT again: StS has been very responsive regarding my issue with these. It appears that the 1,200mm head spec for these just may not be enough to keep sweat from being pushed into them in running use. Keep that in mind. You get nearly 2x the water resistance for a little more weight by using the non-Nano version, and even for a weight weenie, it’s probably a better bet to try those.EDIT:I loved these at first. Light. pretty tough. Easy to use. But after about 10 uses, I…
Great bag!