Headed for a game at Safeco Field? Swing by LIDS first for the best official Mariner's baseball team gear. Lids.com is your headquarters for Seattle Mariners Hats, and all your favorite MLB team hats and accessories. Find Robinson Cano and other Mariners Jerseys to look your best on gameday! Show your MLB pride on the 2015 Jersey Day this season with a Seattle Mariners Cool Base Jersey by Majestic.