Stitched jersey autographed by klay thompson of the golden state warriors. the autograph of klay on this jersey was authenticated by a team of experts at beckett authentication services (bas) so you can rest assured you are purchasing the real deal. should you have any questions or concerns or would like to make an offer please don't hesitate to contact us. we always take the time to respond to a message or an offer and we love to hear from our customers.