Relaxed fit. Set in sleeve design. AWDis own lightweight Neoteric smooth fabric with inherent wickability and quick drying properties. Worldwide Responsible Accredited Production (WRAP) certified production. Machine washable. Fabric: 100% Polyester. Size (Chest): XS- 35, S- 37, M- 40, L- 43, XL- 45, 2XL- 48, 3XL- 50. Ref: UTRW5357