Clinton Portis was a running back in the NFL for nine seasons. He played college football for the Miami Hurricanes. In 2001 as the Hurricanes won the National Championship, Portis had his best season rushing for 1,200 yards and 10 touchdowns on 220 carries (5.5 avg.). He also added 125 receiving yards. Clinton Portis Has Hand Signed this Miami Hurricanes NCAA Riddell Lunar Speed Mini Helmet. Bold black full pristine signature, Inscribed #28. Fanatics Authentics Hologram # GL68091554