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Seattle Mariners School Supplies

Be fully prepared for the new year with Seattle Mariners school supplies from the MLB Shop. Ensure your ID is on you at all time by wearing a Seattle Mariners badge reel. Score a Seattle Mariners fidget spinner so you’re up on the latest trends. A Seattle Mariners calculator would make you look like the smartest person in the room. Visit the MLB Shop for all your Seattle Mariners school supplies needs.