This Autographed Red Nike Team Canada Swingman Jersey has been Personally Signed by Shai Gilgeous-Alexander of the Oklahoma City Thunder. This item is 100% Authentic to include a hologram by James Spence Authentication Services. This item will come with an affixed James Spence Authentication Services (JSA) authentication sticker, which includes a scannable QR code to verify authenticity. Please note that JSA no longer provides serial-numbered COA cards, and the attached JSA sticker will serve as the complete authentication for this item. The authenticity can be verified on JSA Hologram website. This is a X-Large sized Jersey.