Description Clay Buchholz is a professional baseball pitcher known for his career with the Boston Red Sox; including his remarkable no-hitter in just his second major league start. Hand signed and autographed by Clay Buchholz on a PSA/DNA-slabbed 2005 Bowman Sterling rookie card Authenticated by PSA/DNA; the most trusted third-party autograph authentication service in the hobby PSA/DNA Certification Number: 28531527 Verify authenticity instantly at psacard.com Please note: PSA/DNA no longer issues physical certification cards. Authentication consists of the tamper-proof PSA/DNA holographic sticker and a permanent digital COA in their online database Ships free within the United States; carefully packaged to ensure safe arrival A PSA/DNA-slabbed signed trading card combines the protection of professional encapsulation with a directly verified autograph — one of the most compact and widely collected formats in the hobby; learn more about our authentication standard at nicksportsautographs.com/authentication.