This Autographed Blue Pro Style Jersey has been Personally Signed by Nate Thurmond of the Golden State Warriors. This item is 100% Authentic and comes with a PSA/DNA Certification Card and a matching numbered Hologram. This is a PSA in the Presence Authenticated item which means a PSA representative was present when this item was being signed. This is a stock item. We conducted an autograph signing with Nate Thurmond and we have several of these available. The one you will receive will be of equal quality to the one pictured. This item can be verified through PSA/DNA Itp. This is a X-Large sized, non-branded, custom-stitched Jersey.