Swift Pigeon Apparel Classic Dodge Challenger RT Hot Rod Officially Licensed Mens Long Sleeve T-Shirt OFFICIALLY LICENSED AND TRADEMARKED DODGE CHRYSLER PRODUCT. Shirts are 100% pre-shrunk cotton for a comfortable fit (Athletic Gray is a 90/10 cotton-polyester blend). Long set-in sleeves with rib knit cuffs for stretch and recovery. Taped neck and shoulder and two-needle hemmed bottom for durability. All graphics are applied with an INDUSTRIAL heat press.