• Vulcanized Rubber Cover
• Outdoor use
• Official Practice Ball of National Junior Basketball
• Size 5 (27.5) - Junior - Ages 9-11
• Size 6 (28.5) - Intermediate - Boys ages 12-14, Girls ages 12 and up
• Size 7 (29.5) - Official -Ages 15 and up
Official Ball of the NJB (Nation Junior Basketball). This ball was developed specifically for NJB players but can be enjoyed by all. With superior feel and performance this ball will have you the talk of the neighborhood. 1-Year Warranty.