TESOON US Army 101st Airborne Division Army Veteran T-Shirt PT Shirt 90% cotton 10% Spandex It is standard US size. If you want to look slim, please choose a size smaller Breathable 8.8 Ounce fabric, 90% cotton, 10% Spandex, the fabric is heavy and elasticity is good Round neck design, very comfortable Army style clothes, suitable for daily casual dress, enhance your manhood 101st airborne logo on the shoulder