Ultra-Sil NANO Dry Sack - 13L 123 mm flexible polypropylene is easy to

flexible polypropylene is easy to pack

chlorine dioxide is activated and releases oxygen in a highly active form to effectively kill bacteria and enhance the taste of water

which can then be removed for sleeping to avoid carrying dirt or snow into your sleeping bag or tent

weekend tours and longer ski traverses

This no-see-um headnet gives you reliable insect protection without the chemicals

Ultra-Sil NANO Dry Sack - 13L 123 mm flexible polypropylene is easy toIn the age of ultra lightweight everything Sea To Summit has developed a range of ultra lightweight dry sacks to save those crucial few grams. Using a 15 denier Sil PU nylon fabric they call Ultra Sil Nano, a lightweight side release buckle and a thinner roll top closure they have created a dry sack that is 30% lighter than their standard 30 D Ultra Sil Dry Sacks!