![Calvin Johnson Signed Autographed Georgia Tech Yellow Jackets Full-Sized Football Helmet (PSA/DNA COA)](http://sterlingauthentics.com/cdn/shop/products/1_50a365b6-90e7-4e73-b52f-bf3409d59e5d_{width}x.jpg?v=1508794305)
Calvin Johnson Signed Autographed Georgia Tech Yellow Jackets Full-Sized Football Helmet (PSA/DNA COA)
A Georgia Tech Yellow Jackets full-sized football helmet. It has been hand-signed by NFL legend Calvin Johnson. It has been authenticated by PSA/DNA and comes with their COA and matching serial-numbered, tamper-proof stickers.