Custom on-field style jersey. Everything is sewn on, size XL. Hand-signed and inscribed (4xG.G. & 4xS.S. for his 4 Gold Gloves & 4 Silver Slugger awards) by Matt Williams (San Francisco Giants, Arizona Diamondbacks, & Cleveland Indians).The autograph(s) includes an official James Spence Authentication (JSA) hologram and matching COA for authenticity purposes. The signing of this item was witnessed by JSA.Authentication: JSA COA