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Baby
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$22.49 with code
Regular: $29.99

Newborn Seattle Mariners Royal/Gold/Cream Three-Pack Number One Bodysuit

Most Popular in Kids
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Ready to Ship
Almost Gone!
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Almost Gone!
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$17.99 with code
Regular: $23.99

Infant Seattle Mariners Tiny Turnip White QuaranTeam Bodysuit

Most Popular in Kids
$17.99 with code
Regular: $23.99

Infant Seattle Mariners Tiny Turnip White Home Is Where Your Heart Is Bodysuit

Most Popular in Kids
$17.24 with code
Regular: $22.99

Infant Seattle Mariners Navy Personalized Bib

$29.99 with code
Regular: $39.99

Seattle Mariners White Personalized Baby Blanket

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Seattle Mariners Baby Apparel

Your source for Seattle Mariners gear for babies is the MLB Shop. If you're shopping for your newborn -- congratulations! -- why not start them off on the right foot with Seattle Mariners apparel. We have baby creepers, hats, blankets, toys, all honoring your Seattle Mariners . Whether it's your child or you're looking for a great gift for a newborn in the family, welcome the newest member to your fan club with great Seattle Mariners baby gear from MLB Shop.