Joe Montana Autographed and Framed Red 49ers Jersey. The Jersey is a Pro Style Jersey and the name and numbers are stitched on. Autograph is JSA Certified and the Jersey has the JSA sticker and the paper certificate with the matching certification # will be attached to the back of the frame. JSA is one of the leading authenticators in the sports memorabilia industry, so you can be 100% certain your autographed jersey is authentic!