88% Polyester, 12% Elastane. Design: Plain. Neckline: Crew Neck. Back Style: Crossover. Sleeve-Type: Short-Sleeved. Fabric Technology: Moisture Wicking, Quick Dry. Fit: Tailored. 8 UK: 36 in. 10 UK: 38 in. 12 UK: 40 in. 14 UK: 42 in. 18 UK: 46 in. 16 UK: 44 in.