This auction is for a Riddell 2024 SALUTE TO SERVICE speed Mini Helmet hand signed by Pittsburgh Steelers Hall of Famer JACK HAMM. The signature is in Black paint pen with the inscription "HOF '88". This item was signed at a private signing and would make a great addition to any Steelers collection! This item is guaranteed to be 100% authentic and will include a COA hologram from Beckett Authentication.