SEOBEAN Men's Sports Gym Training Fitness Short Sleeve Tee 85% Polyester, 15% Spandex Hand wash ONLY,slightly,cold water.Dark color of the product, that it may lose color, we recommend washing of alone.Please avoid tumble dry. You can wear it to go to pool,beach,and work out in the gym. Comfort using the thin fabric. S (Width: 43cm/ Sleeve Length: 36cm/ Dress Length: 66cm) About. M (Width: 45cm/ Sleeve Length: 36cm/ Dress Length: 68cm) About. L (Width: 47cm/ Sleeve Length: 37cm/ Dress Length: 70cm) About. XL (Width: 49cm/ Sleeve Length: 38cm/ Dress Length: 72cm) About.