The Mountain Hardwear Nitrous Hooded Jacket is an extremely light weight, down insulated layering piece. Mountain Hardwear Nitrous Hooded Jacket Features: Quilted construction holds insulation in placeTwo front handwarmer pocketsDual hem drawcords seal in warmthFull elastic cuffs slide easily over layers to seal in warmthMicro-Chamois-lined chin guard prevents zipper chafeDWR finish repels waterMaterials: Body: Sensor Ripstop (100% polyester)Insulation: 800-fill goose downWeight: 13 oz (377 g)