Durable Shirt is a workhorse. Made of a premium poly/cotton blend and treated for anti-odor protection, this shirt was built with comfort and extreme durability in mind and is tested to ensure it will handle everything from punishing lifts to grueling EMOMs for years to come. Permanent silver ion anti-odor treatment Anti-Chafe flatlock seams Passed testing for over 20,000 anti abrasion rubs Passed testing for over 100 pounds of pressure per square inch 65% Polyester / 35% Cotton True to size Made in Colombia