Description of The North Face Thunder Vest - Women's Sleeveless version of the pinnacle, ultralight mid-layer for The North Face athletes: a luxuriously insulated, highly compressible vest for multi-purpose backcountry use. Features: Body: 20D 35 g/m² (1.0 oz/yd²) 100% nylon ripstop with DWR Insulation: 800 fill goose down 27" length 450 g (17.3oz) Performance fit Two hand pockets Vest stows in hand pocket Hideaway hem cinchcord