100% Polyester. Fabric: Ripstop. Design: Quilted. Fabric Technology: Thermal, Warmloft, WR Cire Finish. Neckline: High-Neck. Sleeve-Type: Sleeveless. Pockets: 1 Chest Pocket, 2 Side Pockets, Zip. Fastening: Full Zip. Made from Materials. Regatta Professional Men's Thermal Body Warmer in Black Size: Medium