This Autographed Black Nike Swingman Framed Jersey has been Personally Signed by Shai Gilgeous-Alexander of the Oklahoma City Thunder. This item is 100% Authentic and comes with a PSA/DNA Certification Card and a matching numbered Hologram. The authenticity can be verified on Professional Sports Authenticator website. This item has been professionally framed to overall dimensions of approximately 32 x 37 inches.