The Mens Arcteryx Hercules Jacket flexes its hi-loft muscle on chilly days. Made with Powershield O2, the latest evolution of Polartec's Power Shield that features incredible breathability and moisture management. A comfy, long shag fleece inner retains body heat inside the Hercules jacket. Articulated elbows and no-lift gusseted underarms allow full range of motion during active pursuits. Other features of this Arc'teryx insulation piece include a laminated hem drawcord to keep out drafts, two zippered hand pockets, and a zippered chest pocket. Delivering great mid-weight insulation, the Mens Arcteryx Hercules Jacket is a modern hero.