These men's muscle t-shirts are perfect for your everyday casual wear and great for working out. They are great for sports or any intensive training. This trendy design is original and makes a perfect addition to your collection. The design on the shirt is as pictured in the listing above and the back of the shirt is blank. These shirts are made with 100% Pre Shrunk Cotton and are fully machine washable. The light gray color is made from 90% cotton/10% poly.