Ultra-Sil NANO Dry Sack - 4L 0.12-0.24 in / 3.1-6.1 mm This Pelican 1550 Case with

This Pelican 1550 Case with O-ring seal and Easy open Double Throw latches is watertight

though approaches are straightforward and have minimal bushwacking

A double layer tough Mylar bladder holds your water (or wine) safely and the unit can be easily operated with one hand

Against the extreme cold of the arctic or the heat of battle

Ultra-Sil NANO Dry Sack - 4L 0.12-0.24 in / 3.1-6.1 mm This Pelican 1550 Case withIn 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.