Seattle Mariners MLB Official Licensed Merchandise – Official MLB Gear

Show your Mariners pride with officially licensed jerseys, hats, and collectibles crafted for dedicated fans.

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Seattle Mariners MLB New Era Men's Navy / Teal 59Fifty Authentic Collection Alternate Fitted Hat Seattle Mariners MLB New Era Men's Navy / Teal 59Fifty Authentic Collection Alternate Fitted Hat
7 7 1/8 7 1/4 7 3/8 7 1/2 7 5/8 7 7/8
Seattle Mariners MLB New Era Men's Navy / Teal 59Fifty Authentic Collection Alternate Fitted Hat
$54.99 CAD
Online Only
Seattle Mariners MLB New Era Men's Navy 59Fifty Authentic Collection On Field Fitted Hat Seattle Mariners MLB New Era Men's Navy 59Fifty Authentic Collection On Field Fitted Hat
6 7/8 7 7 1/8 7 1/4 7 3/8 7 1/2 7 5/8 7 3/4 7 7/8
Seattle Mariners MLB New Era Men's Navy 59Fifty Authentic Collection On Field Fitted Hat
$54.99 CAD
Ichiro Suzuki Hall Of Fame 2025 Seattle Mariners MLB New Era Men's Navy/Grey 59Fifty Fitted Hat Ichiro Suzuki Hall Of Fame 2025 Seattle Mariners MLB New Era Men's Navy/Grey 59Fifty Fitted Hat
7 7 1/8 7 1/4 7 3/8 7 1/2 7 5/8
Ichiro Suzuki Hall Of Fame 2025 Seattle Mariners MLB New Era Men's Navy/Grey 59Fifty Fitted Hat
$65.99 CAD

Upgrade your Seattle Mariners collection with authentic team gear. This lineup includes high-quality jerseys, premium headwear, and unique collectibles that let you represent with confidence. Whether you're adding to your memorabilia or looking for a game-day essential, these Mariners items are built for fans who never miss a moment.