Details Arc'teryx designs for use in true alpine conditions. Exceptionally versatile, hardwearing and warm, the men's Thorium AR Hoody performs as a cold weather midlayer and as a standalone. The Thorium's regular fit is streamlined and layers easily under a hardshell in cold conditions. Lofty 750 fill European grey goose down give incredible warmth for little weight, is durably resilient, and packs easily. The outer is updated with durable and subtly textured Arato™ 30 nylon. This lightweight material withstands abrasion, packs compactly and has a DWR finish to repel moisture. Arc'teryx Down Composite Mapping technology combines the goose down insulation with panels of Coreloft™ synthetic insulation in the hood, cuffs and under the arms, areas prone to moisture. Down is used in the sleeves and around the body's core. The Thorium is equipped with a synthetically insulated Stormhood™, two zippered pockets secure small essentials and updated to include an internal zipper pocket with a stuff sack. Material Coreloft™ 80 (80 g/m²) insulation. Made with highly crimped multi-denier siliconized polyester yarn, this lightweight, breathable, and thermally efficient, 100% polyester staple fibre is very compressible and has excellent loft retention. Coreloft™ 140 (140 g/m²) insulation. Made with highly crimped multi-denier siliconized polyester yarn, this lightweight, breathable, and thermally efficient, 100% polyester staple fibre is very compressible and has excellent loft retention. Arato™ 30 - 100% nylon 750 fill European grey goose down (130 g-M) Fit Regular Fit Hip length Center back length: 72 cm / 28.3 in Details Down Composite Mapping strategically places synthetic insulation in areas where moisture may buildup and down in areas for maximum warmth Synthetically insulated low profile StormHood™ Corded zipper-pulls reduce noise and are easy to grab Full front zip with chin guard and wind flap Soft, smooth lined collar Includes 2.5L stuff sack Moisture-resistant outer face fabric Breathable Insulated Lightweight Compressible and packable Wind resistant Regular fit provides freedom of movement with room for layers Soft, smooth lined collar Elastic cuffs Drop back hem Adjustable hem drawcord Internal zippered pocket Two concealed zippered hand pockets DWR (Durable Water Repellent) finish repels moisture Weight 490g / 1 lb 1.3oz Arc'teryx Thorium AR Hoody Men's