***This item has recently been authenticated, and JSA has to mail me the letter of authenticity. As soon as it arrives (should be January 2017), I will mail it out to the buyer.*** This is a Riddell Dallas Cowboy full size replica helmet autographed by quarterback #12 Roger Staubach, and wide receiver #88 Drew Pearson. Both this helmet boldly with a blue Sharpie, and has been professionally authenticated by one of the profession's leading 3rd party authentication services - JSA (James Spence Authentication). The item will come with a letter of authenticity (LOA) notarized by the state of New Jersey from JSA that matches the certificate # on the sticker they placed on the item. Visit www.spenceloa.com and enter your certificate # for signature verification!Riddell