The Grindhouse Series utilizes quality materials with a traditional cut. Built to withstand countless weekends in the desert, yet high-performance enough to line up at the starting line. 100% polyester. High-quality silk-screened graphic on chest and sleeve. Mesh vent paneling on sides and under sleeves for airflow. Moisture-wicking fabric to help keep you dry. Drop tail back to keep jersey tucked-in. Overlocked stitching for improved durability. Athletic fit, moderately slim throughout body and sleeves.