Meet your warm, lightweight, all-season layer. The Drift O-Puff Jacket is filled with packable 3M Thinsulate Eco Down for lightweight, durable warmth. Waterproof and treated with Hydrofree DWR, you can wear it on its own for all conditions comfort or as a layer on stormy days. Stretch binding at hood and cuffs help keep warmth in, and an adjustable drawcord at the hem lets you customize the fit. Perfect as a summit-warmer after skinning up. Packable with a built-in stuff sack for the long way down.