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Kids
156 Items
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$19.99

Youth Seattle Mariners Stance Mascot Crew Socks

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Reduced: $21.99
Regular: $54.99
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Youth Seattle Mariners Majestic Cream Alternate Cool Base Jersey

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Toddler Seattle Mariners Soft as a Grape Navy Logo Wordmark T-Shirt

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Youth Seattle Mariners Majestic Northwest Green Alternate Cool Base Jersey

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Reduced: $31.99
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Youth Seattle Mariners Majestic Navy Alternate Cool Base Jersey

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Youth Seattle Mariners Under Armour Navy LC Logo Quarter-Zip Pullover Jacket

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Youth Seattle Mariners Under Armour Navy MK-1 Performance Shorts

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Seattle Mariners WinCraft All Pro Infant Bib

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Youth Seattle Mariners Scuff Slide Slippers

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Reduced: $35.99
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Youth Seattle Mariners Stitches Navy Logo Button-Down Jersey

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$22.99

Newborn & Infant Seattle Mariners White Personalized Bib

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Youth Seattle Mariners Stitches Navy Team Fleece Pullover Hoodie

Seattle Mariners Kids Apparel

Shop for the very best in Seattle Mariners kids gear and apparel on MLB Shop. We have Seattle Mariners jerseys, shirts, baby creepers, toys, collectibles, and more for your child. Browse items perfect for newborn gifts all the way to older youth jerseys and apparel. Welcome your kids into the Seattle Mariners fan club with their very own gear and begin a fun tradition that can last a lifetime. Whether you're shopping for your kids or looking for an awesome gift, MLB Shop is your source for Seattle Mariners kids gear.