Ultra-Sil NANO Dry Sack - 4L 0.12-0.24 in / 3.1-6.1 mm

Ultra-Sil NANO Dry Sack - 4L 0.12-0.24 in / 3.1-6.1 mmIn 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.

Quality paper for all-round use

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

a free-pivot touring mode

It’s made from a breathable

Built with durable rubber to keep you dry and comfortable and to withstand the harshest conditions

the Tripper 'S' is just what you have been looking for

Coupled with the Bug Jacket

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

flat knit toe seam and a waffle knit flex zone

though approaches are straightforward and have minimal bushwacking

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

skiing and much more