Denim & Supply Ralph Lauren Men's Indigo-Dyed Cotton Graphic T-Shirt, XL 100% Cotton 100% Cotton. Machine washable. Imported. Crew neckline. Short sleeves. USRL Denim Supply graphic screen-print at the center front. This style has been dyed with true indigo and washed to give it a unique look. The indigo may rub off onto fabrics, leather and upholstery.