Pitbull Powerhouse T-shirt. Brand New without tag. 50% Cotton, 50% Polyester. DryBlend Moisture Wicking Technology. Sizes Available: Small (18" arm pit to arm pit), Medium, Large (21.5”) and XL (23.5"). Please take a look at the photo for details. Do not forget to check my other bodybuilding T-shirt listings for additional designs, styles, colors and sizes. Shipping fees: $4.69. Thank you for visiting!