Rothco Don't Tread On Me Vintage T-Shirt Black S k-S. Constructed with a blend of polyester and cotton the Gadsden flag shirt is lightweight and super comfortable with the tagless label.' Specifications for Rothco Don't Tread On Me Vintage T-Shirt: Manufacturer: Rothco Sleeve Length: Short Age Group: Adults Apparel Fit: Regular Gender: Male Shirt Style: T-Shirt Fabric/Material: 60percent Cotton 40percent Polyester Neckline: Crew Condition: New Features of Rothco Don't Tread On Me Vintage T-Shirt Material: Polyester Material Specs: 60percent Cotton / 40percent Polyester Package Contents: Rothco Don't Tread On Me Vintage T-Shirt Rothco Don't Tread On Me Vintage T-Shirt Black Small 61060-Black-S