Sea to Summit Ultra-Sil Compression Sack Size:13L Medium Settings include full strength in

Settings include full strength in proximity and distance modes

The entire pack's interior is thoroughly protected—from a light drizzle to heavy showers—with an IPX5 waterproof (non-submersible) rating thanks to its fully RF-welded

Two soft flask holders

● Patent-pending END LINK DESIGN secures chain to hardened deadbolt eliminating critical vulnerability

The lightweight stretch nylon keeps dirt

Sea to Summit Ultra-Sil Compression Sack Size:13L Medium Settings include full strength inWhen you need to compress volume without significantly adding weight, the Ultra Sil Compression Sack is an excellent solution. Made from a water resistant, bluesign approved Ultra Sil 30D nylon fabric with Non PFC DWR this compression sack is far tougher than its weight would suggest. Ideal for use inside your pack or travel bag when you need to compress clothing or bulky soft items to allow space for other essentials or fun holiday items. Features