Celebrate Sam Mayer's 2023 Contender Boats 300 Race victory with the Men's Checkered Flag Sports White Sam Mayer 2023 Contender Boats 300 Race Winner T-Shirt. Printed in the U.S.A. with screen print graphics, this cotton tee proudly displays your unwavering support for Sam Mayer and NASCAR. Represent your favorite driver and the thrilling world of racing with this commemorative piece.