Basketball Hall of Famer Kevin McHale has personally hand-signed this I/O Basketball. This Kevin McHale Autograph is Guaranteed Authentic by Steiner Sports and includes a Steiner Sports Certificate of Authenticity and an accompanying tamper-proof Steiner Hologram. The Steiner Seal Means It's Real.100% Guaranteed AuthenticIncludes Steiner Sports Certificate of AuthenticityFeatures Tamper-Evident Steiner Hologram