HUMBL Authentics Proof of Ownership of Gale Sayers autographed football jersey. All letters and numbers are sewn on. These jerseys are size XL. You will also receive a Witness Certificate of Authenticity from James Spence Authentication. JSA is one of the leading authenticators in the memorabilia business. Wear it out tailgating before Da Bears play, or have it framed for display on your wall. Buyer will receive an airdropped BLOCKS Certificate of Registration.
