Green Bay Packer Full Size Riddell Replica Helmet hand signed by former Green Bay Packer Coach MIKE HOLMGREN. The signature is Mint in black sharpie and includes the inscrpition "SB XXXI Champs". This Mini Helmet was signed at a PUBLIC signing and would make a great addition to any Packers collection! This item is guaranteed to be 100% authentic and will include a COA with our Tamper proof Matching Serial Number Holograms.