A Seattle SuperSonics Wilson Indoor/Outdoor NBA Basketball hand signed by Shawn Kemp and Gary Payton. The item and signatures are in excellent condition. Shawn Kemp is a 6x NBA All-Star player and a First-Team Parade All-American. Gary Payton is a 9x NBA All-Star and was NBA Defensive Player of the Year in 1996. AUTHENTICATION: Your item is tagged with a SmarTag powered by Prova Technology, which gives you digital access to your items authentication records, which includes a proof picture from the signing.