Whatever it takes, whatever it costs—the Mariners are ready to give it their all and bring the trophy home. Support your team till the end with the Pro Standard MARINERS MASH UP M SJ TEE. Designed with short sleeves, this T-shirt keeps you cool and comfy while you live your best moments on the sidelines. Celebrate every move of your favorite squad with the Pro Standard MARINERS MASH UP M SJ TEE.