Matt Jones Autographed/Signed Washington Redskins Riddell Mini Helmet JSA 15142 This is a Riddell Washington Redskins mini helmet that was personally signed by Running Back Matt Jones. Drafted out of the University of Florida in the 2015 NFL Draft, Jones is an up and coming running back in the Washington Redskins backfield. This item includes a certificate of authenticity from James Spence Authentication (JSA) and Denver Autographs.