100% Polyester. Fabric: Anti Pill, Borg, Microfleece, Soft Touch. Lining: Insulating, Thermal. Design: Plain. Fabric Technology: Lightweight. Neckline: Funnel Neck. Sleeve-Type: Long-Sleeved. Fastening: Half Zip. XXS: 33 in. XS: 35 in. S: 37 in. M: 40 in. L: 43 in. XL: 46 in. XXL: 49 in. 3XL: 53 in. 4XL: 56 in. Ref: UTMW3568