Riddell USC Trojans mini helmet. Hand-signed by Marcus Allen (HOF).The lot / autograph(s) includes an official PSA/DNA hologram and matching COA, as well as an official Marcus Allen player hologram for authenticity purposes.Authentication: PSA COA & Allen Hologram
This product comes fully certified with a Certificate of Authenticity and tamper-evident hologram and is fully backed by Supersportscenter.com's Authenticity Guarantee.