This basketball has been personally hand-signed by Kevin Durant. It is officially licensed by the National Basketball Association and comes with a certificate of authenticity from Panini Authentic. To ensure authenticity. The mahogany display case features a clear acrylic removable lid with an antique mahogany finished base. It also comes with a mirrored bottom and back. The product is officially licensed by the National Basketball Association. Measures 12 1/4" x 12 1/4" x 12 1/2".