Description of Mountain Hardwear Nitrous Hooded Down Jacket The chill bites like horse fly past the timberline. Designed for mountaineering and alpine climbing the Mountain Hardwear Nitrous Hooded Down jacket is comprised of lightweight 800-fill goosedown and Mountain Hardwear’s EcoSensor Ripstop fabric providing a durable, lightweight, and toasty solution to the cold. Superlight, 800-fill down beats the chill in this mid-weight down jacket. Recycled polyester blend is good for the planet. Features: Two front handwarmer pockets Zip chest pocket for storage One handed hem drawcord for quick fit adjustments Full elastic cuffs seal in warmth Lightweight and warm Micro-chamois lined collar prevents zipper chafe Stuff sack included Weight:0 lbs, 12 oz / 334.00 g Center Back Length: 29" / 74 cm" Insulation: 800-Fill Goose Down Body: EcoSensor Ripstop