Patrick Mahomes, the star quarterback for the Kansas City Chiefs, has hand signed this Chiefs Riddell Speed full-size authentic helmet with the Super Bowl LIV logo on one side. This helmet is fully padded inside like the ones worn on the field. This item comes with a certificate of authenticity (COA) from JSA - James Spence Authentication 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. This is a stock photo of the item. Although you may not receive this exact item, the item you receive is virtually identical and brand new in great shape.