Drew Brees and Alvin Kamara have each hand signed this New Orleans Saints Riddell full-size replica helmet at a private signing. Kamara's signature comes with certificate of authenticity (COA) from JSA - James Spence Authentication and was signed in the presence of one of their representatives. Brees's signature comes with certificate of authenticity (COA) from Beckett Authentication Services and was signed in the presence of one of their representatives.You will receive 2 serial-numbered COAs along with matching serial-numbered stickers on the helmet. The authenticity 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.