Sign Up For My Newsletter. To get emails on Sales & Discounted Items.Also, che ck my other listings to find m ore great items and great deals! Up for sale is an AUTHENTIC. Dallas Cowboys Game Helmet Riddell Revolution. The helmet is in great shape and ready for autographs or to set up on the shelf as an awesome show piece. You are purchasing the exact helmet shown in the pictures. There is a Dallas Cowboys bar code ensuring its authenticity. What a great collectible to have or get autographed. The Cowboys did not provide any paperwork for this item. The item "Dallas Cowboys Game Helmet Riddell Revolution Sz Medium" is in sale since Thursday, August 30, 2018. This item is in the category "Sports Mem, Cards & Fan Shop\Game Used Memorabilia\Football-NFL\Other NFL Game Used Mem". The seller is "dsc0109" and is located in Carrollton, Texas. This item can be shipped to United States.