Mark McGwire signed Oakland A's replica souvenir batting helmet. Item comes with a Schwartz Sports Memorabilia tamper-proof numbered hologram and Certificate of Authenticity which can be verified online.
Mark McGwire signed Oakland A's replica souvenir batting helmet. Item comes with a Schwartz Sports Memorabilia tamper-proof numbered hologram and Certificate of Authenticity which can be verified online.
This product comes fully certified with a Certificate of Authenticity and tamper-evident hologram and is fully backed by Supersportscenter.com's Authenticity Guarantee.