Bob Griese, former All-American quarterback for the Purdue Boilermakers, has hand signed this white custom jersey at a private signing. Jersey is size XL and all letters/numbers are sewn-on. This item comes with a certificate of authenticity (COA) from MAB Celebrity, one of the leaders in the industry. You will receive a paper COA along with matching serial-numbered holograms.Item pictured may not be the exact item you will receive. It will be similar quality, and we guarantee your satisfaction.