This Houston Astros Player Worn Cap has been personally hand signed by Mike Hampton. This cap includes an individually numbered, tamper-evident TRISTAR Authentic hologram, which can be verified online at tristarauthentic Mike Hampton is a former left-handed pitcher who played in the MLB from 1993 to 2010. The two-time All-Star won five Silver Slugger Awards and one Gold Glove Award. In 2000 he was the National League Championship Series MVP and pitched in the World Series that year for the Mets. Hampton retired in 2010 with 148 wins and 1,387 strikeouts. If a product is unsigned or non game-used, a hologram will not be included Mike Hampton memorabilia. Houston Astros memorabilia