100% Polyester. Fabric: Fleece. Design: Heathered. Fabric Technology: Anti-Pilling, Breathable, Lightweight, Soft. Abrasion Resistant. Neckline: Cowl Neck. Sleeve-Type: Long-Sleeved. Fastening: Pull Over. 6 UK: 33 in. 8 UK: 34 in. 10 UK: 35 in. 12 UK: 37 in. 14 UK: 39 in. 20 UK: 47.5 in. 22 UK: 50 in. 18 UK: 44 in. 16 UK: 41 in. Ref: UTMW1572