Per REI website: 100% polyester with mechanical stretch offers ease of movement; 60g G-Loft® Supreme synthetic insulation offers warmth in cold weather Fitted hood with one-hand adjustment at the back lets you easily customize your fit 2 hand pockets with elastic openings, zipper chest pocket and mesh interior pocket let you store the essentials Elastic tape at hem and sleeve cuffs seals in warmth 2-way front zipper Measurements: Pit to pit: 21 inches Length:24 inches Like new-only worn once for a couple hours. Price negotiable