Show your unwavering support to the Seattle Mariners with the New Era Mariners 950 EG Side Patch. Flaunting a fitted construction, this hat keeps you fresh and your enthusiasm high on the game day. The soft cotton undervisor offers protection from harsh sun rays and reduces glare. Cheer for your team in comfort and style with the New Era Mariners 950 EG Side Patch. Crown/Visor & Button: 100% polyester; Undervisor: 100% cotton.