This is a 2001 Upper Deck #58 Authentic Signed Card that has been Personally Signed & Autographed by Jason Isringhausen of the Oakland Athletics. This item is 100% Authentic to include a Certificate of Authenticity (COA) by Press Pass Collectibles.Press Pass Collectibles offers a 100% Lifetime Guarantee on all Autographed & Signed Oakland Athletics Jason Isringhausen memorabilia.