This custom jersey has been hand signed by the 3 Oakland Raiders Super Bowl MVPs; Marcus Allen, Fred Biletnikoff and Jim Plunkett. Each player included his SB MVP inscription. Jersey is size XL and all letters/numbers are sewn-on. This item comes with a certificate of authenticity (COA) from Beckett Authentication Services and was signed in the presence of one of their representatives. You will receive a serial-numbered COA along with a matching serial-numbered sticker on the jersey. The authenticity can be verified online by entering the serial number.Item pictured may not be the exact item you will receive. It will be similar quality, and we guarantee your satisfaction.