Tom Brady and Patrick Mahomes; two of the greatest quarterbacks of all-time; have each hand signed this 16x20 photo at a private signing. Brady's signature is authenticated by Fanatics Authentic; the exclusive memorabilia company for Tom Brady. A Fanatics Authentic serial-numbered hologram is on the photo. Mahomes's signature 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 photo. The authenticity of both signatures can be verified online by entering the serial numbers.Item pictured may not be the exact item you will receive. It will be similar quality; and we guarantee your satisfaction.