Marcelo Mayer Signed Baseball | MLB Debut 5/24/25 Inscription

This is an autographed baseball signed by Marcelo Mayer of the Boston Red Sox, inscribed with "MLB Debut 5/24/25" to mark his first game in the majors. The baseball comes with an individually numbered, tamper-evident hologram that can be verified through the MLB Authentication Program to certify authenticity.

Mayer was one of Boston's top prospects heading into 2025. His autographed memorabilia with his debut date inscription captures a milestone moment in his professional career.

What's included

• Official Major League Baseball, autographed by Marcelo Mayer
• "MLB Debut 5/24/25" inscription
• Individually numbered hologram with MLB Authentication Program verification

A keepsake for Red Sox fans and collectors tracking Mayer's early career.

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