This Autographed 2008 Game Used Nike Vis Air Sweet TB Shoes has been Personally Signed by Jason Thompson of the Sacramento Kings. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website. The shoes do not have a COA for the game use, however the wear exhibited along with the correct tagging lead us to believe these are in fact game worn.