Spalding basketball autographed by Celtics legend Kevin Garnett; authenticated by Fanatics This basketball has been hand-signed by Hall-of-Fame basketball legend Kevin Garnett. It has been authenticated by Fanatics. Hand-signed by Celtics and Timberwolves legend Kevin GarnettSignature is bold and clear on the basketballCustomer will receive exact basketball as shownOfficially licensed NBA 75th anniversary black basketballAuthenticated by Fanatics serially-numbered hologram