This Texas Longhorns Schutt full-size replica helmet has been hand signed by 4 Texas legends; Earl Campbell, Ricky Williams, Vince Young and Colt McCoy. 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 helmet. The authenticity can be verified online by entering the serial number.