Mariners fans! MLB Shop has officially licensed Mariners merchandise such as authentic Mariners jerseys to represent your favorite players. Our authentic Seattle Mariners swag features official team graphics and logos for every event. An official Mariners jersey makes a great addition to your game day wardrobe. Be sure to check out our custom Mariners jerseys for a personalized look. The Mariners Shop at MLBShop.com has everything you could need when you head to the game, like a Mariners hat or Seattle Mariners shirts available in a variety of styles for men, women and kids. Shop vintage Mariners clothing for a old school look. Stay warm with Mariners sweatshirts and jackets so you can represent your team in the colder months. Add to your collection with Mariners collectibles and baseball memorabilia. Check back for new Seattle Mariners apparel and gear at the official online MLB Shop for every MLB event, from spring training to the World Series.