The Columbia Men's Powder Pass Vest is a versatile layer for the between seasons. Leave winter behind and hike your way into spring, or stay on the slopes for the last of the bluebird days. The Thermarator; Insulation is synthetic and warms the core, whether it's the top layer or under a shell. The shell fabric is a dry hand ripstop nylon, which will shed a light sprinkle. Features of the Columbia Men's Powder Pass Vest Water resistant fabric Hybrid for stretch and breathablity Zippered hand pockets Drawcord adjustable hem Fabric Details Shell: Dry hand ripstop 100% Nylon Shell: 91% Polyester, 9% Elastane Lining: 100% Nylon Insulation: Thermarator 100% Polyester