Patrick Mahomes, star quarterback for the Kansas City Chiefs, has hand signed this Chiefs Riddell Speed full-size replica helmet at a private signing. 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.
Payment methods via Credit Card, Zip Pay, or COD on pickup within our shop.
