100% Polyester. Fabric: Jersey. Design: Plain, Silicone Logo. Neckline: Crew Neck. Sleeve-Type: Short-Sleeved. Cuff: Tonal Panel. Cuff Panel, Shoulder Panels. Fit: Regular. S: 37 in. M: 40 in. L: 43 in. XL: 46 in. XXL: 49 in. 3XL: 52 in. Umbro Men's Optimus Training T-Shirt in Black Size: 2XL