12-ounce 99% cotton/1% elastane (spandex) duck - 60g 100% recycled polyester sheet insulation in lower body - Blanket-lined upper body; quilted taffeta lower body & sleeves - Rugged Flex: Built to stretch and flex with you as you move - Wind Fighter: Windproof technology tames the wind - CORDURA reinforced cuffs for maximum wear and tear protection - Corduroy collar - Vented side hem to increase mobility - Pleated bi-swing back - Adjustable waist for a custom fit - Two-way front zipper with flap for protection - Lower-side entry pockets secure interior and exterior pockets - 2 interior pockets one hook-and-loop and one with secure zipper - Triple-stitched main seams