"TOM VEST" Fabric: Outer Shell: 60% Polyester/40% Recycled Polyester Fine Denier Woven. Insulation: 65% Polyester/35% Recycled Polyester (60 gm/m2). Packable, lightweight, super warm, quilted jacket with Thermolite Insulation. Water resistant and windproof, packs conveniently into front pocket for travel. Features storm flap, zippered pockets, and chin guard zipper garage. Zippered hand-warmer pockets. Drawcord at hem for custom fit. Insulation Weight: 60 GSM. 1.8 oz. Piece Weight: 0.6 lbs.