Featured is a Nick Chubb signed Cleveland Browns full size speed replica flash helmet. This helmet was hand signed by Nick Chubb in the presence of a JSA authentication representative. Included with the helmet is a JSA witnessed hologram and certificate of authentication. This helmet would make a great addition to any sports memorabilia collection.. SPECIFICATIONS Autographed By: Nick Chubb Team: Cleveland Browns Sport: Football Authentication: James Spence Authentication (JSA)