This auction is for a Riddell full size Replica Speed Helmet hand signed by Green Bay Packers Super Bowl XLV Champion MASON CROSBY. The signature is in Black Paint Pen and includes the inscriptions "GBP All Time Leading Scorer". This item was signed at a private signing and would make a great addition to any Packers collection! This item is guaranteed to be 100% authentic and will include a COA sticker from from JSA authentication.