⚾ Sammy Sosa “Slammin’ Sammy” Signed Custom Pinstripe Jersey – Beckett Witnessed

Own a piece of Chicago baseball history from one of the most electrifying sluggers of all time — Sammy Sosa!

⭐ Item Details:

• Hand-signed by Sammy Sosa in silver marker

• Custom “Slammin’ Sammy” pinstripe jersey (Chicago style)

• Beckett Witnessed Authentication – Cert #3W374210

• Witnessed in person at the 2025 National Sports Collectors Convention, Chicago (7/31/25)

🏆 Career Highlights:

• 7× MLB All-Star

• 1998 National League MVP

• 609 Career Home Runs

• 3× 60+ HR Seasons (1998, 1999, 2001)

• 6× Silver Slugger Award Winner

• One of only 9 players with 600+ HRs

🖊️ Signature authenticated by Beckett (BAS) for peace of mind and collector confidence.

⸻

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