Cozy super warm technical puffy for adventures on the coldest days. I tested this in -20'F and it kept me warm. Beefy down jacket built for frigid temperatures in big mountains Pertex® Quantum Pro stands up to brutal alpine conditions Pertex® Quantum lining is easy to wear for all day comfort Nikwax hydrophobic European goose down insulation resists moisture Helmet compatible hood offers extra protection when winds pick up Zippered pockets keep your essentials close at hand for quick access Left front pocket also doubles as a stuff sack Item #RAB00HN Material: [face fabric] 100% Pertex Quantum Pro, [lining] Pertex Quantum Insulation: 800-fill hydrophobic goose down Fill Weight: 7oz Fit: regular/relaxed Length: mid-length Hood: yes Pockets: [external] 2 hand, [interior] 1 securty Claimed Weight: 1lb 2.7oz (530g) Activity: casual, hiking, mountaineering LIFETIME Manufacturer Warranty Costs $400 new Measurements of this coat size M (UK 12): Chest width @ pits 21" Width at bottom hem 21" Sleeve length at pit 23" Sleeve width at widest 8.5" Length from top of shoulder to bottom back 30"