Baseball That's My Grandson Out There T-shirt/Personalization Available

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Baseball That's My Grandson Out There T-shirt/Personalization Available

$36.99

 The "Proudest (and Loudest) Fan" Tee ⚾

Listen, we all know who the real MVP is, and it’s not the kid with the glove—it’s the grandparent in the bleachers with the snacks and the unmatched cheering volume.

Whether he’s hitting a grand slam or just chasing a butterfly in right field, make sure everyone in a three-mile radius knows exactly who you’re rooting for. This shirt is basically a wearable megaphone for your bragging rights.

Why you’ll love it:

  • The "Identify the Talent" Front: Features a bold design that clears up any confusion about which player belongs to you.

  • The "Pro Status" Back: Fully customizable! Add your grandson's Name and Jersey Number to the back so scouts (and other parents) know exactly who the legend-in-the-making is.

  • Soft & Sturdy: Made from 100% Airlume combed and ring-spun cotton. It’s soft enough for a long double-header but tough enough to survive a celebratory post-game hug.

  • Side-Seamed Fit: Looks great whether you’re sitting in a folding chair or jumping up to dispute a questionable call at second base.

Perfect for:

  • Early morning tournaments.

  • Making sure the umpire knows you’re watching.

  • Being the most stylish grandparent on the sideline.

Customization Tip: When ordering, don't forget to fill out the name and number for the back. (Check your spelling—even MVPs have names that are hard to spell!)


Brand Info:

  • Vendor: Merch By Mary Ellen

  • Care: Wash in cold water, tumble dry low, and never iron the design (unless you want your iron to look like a baseball).



Image by SofiaV / Shutterstock

Size guide



  XS S M L XL 2XL 3XL 4XL 5XL
A) Length (cm) 71.1 73.7 76.2 78.7 81.3 83.8 85 88.8
B) Width (cm) -0.2 91.4 101.6 111.8 122 132 142.2 152 162.6
B) Half Chest (cm) 45.7 50.8 55.9 61 66 71.1 76 81.3


  XS S M L XL 2XL 3XL 4XL 5XL
A) Length (inches) 28 29 30 31 32 33 33.5 35
B) Width (inches) -0.1 36 40 44 48 52 56 59.8 64
B) Half Chest (inches) 18 20 22 24 26 28 29.9 32


Care Instructions

General A top-choice garment known for its softness, durability, and compatibility with DTG printing, making it a favorite in both retail and promotional markets​
Wash Maintain the tee's quality by washing it in cold water, which helps preserve the fabric and the vibrancy of the print
Dry Tumble dry on a low setting or hang dry to retain the shape and size of the tee post-wash
Store Store in a cool, dry place away from direct sunlight to maintain the integrity of the fabric and colors.

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The average delivery time:
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Quality Guarantee

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Locally Owned

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Baseball That's My Grandson Out There T-shirt/Personalization Available

$36.99

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