2026 Mariners Alumni Home Run Derby T-Shirt Giveaway– Celebrating a Historic Mariners Home Run Derby Event
The Seattle Mariners Alumni Home Run Derby T-Shirt is a special commemorative shirt created for the Mariners Alumni Home Run Derby 2026, one of the signature attractions of the Seattle Mariners’ 50 Seasons Celebration. For the first time in franchise history, Mariners legends will reunite at T-Mobile Park for an unforgettable Home Run Derby, giving fans the chance to relive some of the greatest moments in Seattle baseball history. More than just a commemorative giveaway, this T-shirt represents pride, tradition and the lasting bond that unites generations of Seattle Mariners fans.
Event Details:
- Date: Friday, August 7, 2026 (6:40 PM)
- Matchup: Seattle Mariners vs. Tampa Bay Rays
- Venue: T-Mobile Park, Seattle, Washington
- Special Event: The Mariners Alumni Home Run Derby will take place immediately following the game.
Featuring a vintage heather gray colorway, the T-shirt showcases a bold “ALUMNI HOME RUN DERBY” graphic at the center, accented by crossed baseball bats, a baseball and the phrase “GOODBYE BASEBALL.” The “SEA WA 2026” lettering beneath the design commemorates this landmark event in Seattle. With its clean retro aesthetic and timeless appeal, this shirt is both a stylish everyday piece and a meaningful keepsake for fans who cherish the rich history of the Seattle Mariners.

Product Details:
- Material: Cotton-polyester blend
- Size: S, M, L, XL, 2XL, 3XL, 4XL, 5XL
- Style: Hoodie, Sweatshirt, T-Shirt
- Made In: United States
Care Instructions:
- Machine wash cold with similar colors. Do not bleach.
- Tumble dry on a low setting or hang to dry.
Celebrate this once-in-a-generation event by adding the Mariners Alumni Home Run Derby 2026 T-Shirt Giveaway to your collection at iFrogtees. Crafted from premium-quality materials with a sharp, eye-catching design, it’s the perfect way to honor the return of Mariners legends during the club’s historic 50th anniversary season.










