Daryl Moose Johnston autographed Dallas Cowboys Riddell Mini Helmet. .JOHNSTON HOLOGRAM & GTSM COA The authentication is from GTSM!. The only place you can get this is from GTSM. This signature is not authenticated by opinion but it is WITNESSED by a representative of GTSM as well as Rochester Sports! 100% AUTHENTIC!!! It is a great item and a must for all great sports fans! We have some of the best connections in the memorabilia business and if you give our business a chance, you will see that we are out to please our customers 100%! WE ARE CURRENTLY OFFERING $5.99 SHIPPING ON THIS ITEM If you are satisfied with the transaction, please leave us positive feedback and a 5 star rating. Our goal is to maintain a perfect rating. Thanks!