Stay warm and stylish with a new Tommy Bahama A's sweater or dress shirt from MLB Shop. Browse our great selection of Athletics Tommy Bahama shirts and sweaters to add to your wardrobe. From classic A's Tommy Bahama button-up shirts to festive A's ugly sweaters, we have just the right look for you. Check out our Tommy Bahama A's Hawaiian shirts for a fun twist on team-inspired fashion. Enjoy cheering on your team wherever your go with our Tommy Bahama Athletics 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.