![Calvin Johnson Signed Autographed Detroit Lions Full-Sized Football Helmet (JSA COA)](http://sterlingauthentics.com/cdn/shop/products/1_def220e7-6c4e-43c6-b54f-2dd184eaec82_{width}x.jpg?v=1508794132)
Calvin Johnson Signed Autographed Detroit Lions Full-Sized Football Helmet (JSA COA)
A Detroit Lions full-sized football helmet. It has been hand-signed by NFL legend Calvin Johnson. It has been authenticated by JSA and comes with their COA and matching serial-numbered, tamper-proof stickers.