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Seattle Mariners Sweaters and Shirts

Stay warm and stylish with a new Mariners sweater or dress shirt from MLB Shop. Browse our great selection of Seattle Mariners shirts and sweaters to add to your wardrobe. From classic Mariners button-up shirts to festive Mariners ugly sweaters, we have just the right look for you. Check out our Mariners Hawaiian shirts for a fun twist on team-inspired fashion. Enjoy cheering on your team wherever your go with our Seattle Mariners zip-up sweaters, long sleeve button-ups, cardigans and more. Whether you're looking for something to stay warm in the colder months or for something to wear at the office, MLB Shop is your one-stop shop.