Curtis Martin Signed NY Jets F/S Lunar Authentic Helmet- PSA/DNA *Green This is a Curtis Martin of the New York Jets hand autographed Riddell Full Size Lunar Speed Authentic Helmet. This item has a PSA/DNA Authentication, which comes with a numbered sticker and a matching Certificate of Authenticity. You can view this item on the PSA/DNA Authentication website. It was signed either at a public autograph appearance or a private signing. This is a stock photo of the item. Although you may not receive this exact item, the item you receive is virtually identical, brand new, and in great shape.