Curtis Samuel, former star running back for the Buckeyes, has hand signed this Ohio State Riddell Speed full-size replica helmet at a private signing. This item comes with a certificate of authenticity (COA) from Signature Sports Marketing, one of the leaders in the industry. You will receive a COA along with a matching serial-numbered holograms.Item pictured may not be the exact item you will receive. It will be similar quality, and we guarantee your satisfaction.