W's Nano-Air® Vest

• Light-yet-durable 100% nylon ripstop shell and plain-weave liner offer generous mechanical stretch and exceptional breathability, with a DWR (durable water repellent) finish
• Revolutionary 60-g FullRange™ insulation warms and stretches; combined with the shell and liner, this creates a vest with excellent mechanical stretch and unprecedented air permeability (40CFM)
• Iconic Nano Puff® brick quilting in the side panels improves shape and durability
• Center-front zipper has wicking interior storm flap and zipper garage at chin for next-to-skin comfort
• Two handwarmer pockets and a left chest pocket are zippered, welted and low-bulk to work comfortably with a harness or pack
• Stretch binding at the armholes and a dual-adjustable drawcord hem seal in warmth

Shell: 1.3-oz 20-denier 100% nylon ripstop. Lining: 2-oz 50-denier 100% nylon plain weave. Both shell and lining with mechanical stretch and a DWR (durable water repellent) finish. Insulation: 60-g FullRange™ 100% polyester stretch insulation

6.8 ounces