Features: Size selection: Please check our size chart before you place order for comfortable wearing. Clothing maintenance: Machine washable or hand wash with cold water. Do not bleach / lay flat to dry / do not iron at high temperature. Material: 60% Cotton, 35% Polyester, 5% Spandex Package includes: 3 x Men's big and tall thermal shirts Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays