The Loser Machine Don't Tread T-Shirt features Don't Tread On Me knife flag graphic large at back. Loser Machine Co. print above left chest pocket. Thick. A 100% cotton t-shirt. Available in colorways as seen below. Men's sizes: SM (34-36), MD (38-40), LG (42-44), XL (46-48) unless otherwise noted. Skate Warehouse shows all colors that we have in stock. In rare cases the logo or the color pictured may be slightly different than what is shipped. Model wears a medium.