This is a size XL baby blue jersey with sewn on name and numbers which has been personally autographed by Ron Mix signed in black sharpie with HOF 1979. The number #1 overall pick in the AFL in 1960 he would play 10 seasons with the Chargers and was selected as a member of the AFL All-Time first team. This was signed at the Collectors Showcase of America sports card show on July 13, 2013 in Chantilly, VA and includes a picture from the signing as well as a certificate of authenticity from DenverAutographs.com