The Spalding TF-1000 Legacy Competition indoor basketball provides a premium feel for basketball drills and competitive play. It features a ZK composite leather cover for on-court domination on the hardwood - meeting the demands of high level players. - Microfiber composite leather cover material - Deep channel design for improved hand alignment and ball control - Full ball pebbling to master basketball-specific skills - Superior moisture management - Excellent structural integrity from nylon windings - Butyl bladder holds in air for consistent performance - Approved by NFHS and FIBA - Size 6 Sizing Size 7: Official, standard size for men’s professional play. Size 6: Slightly smaller than size 7 for smaller hand sizes. Standard size for women’s professional play and kids aged 12 years and up. Size 5: Ideal for kids aged 8 – 11 years. Size 4: Ideal for kids aged 4 – 8 years. Size 3: Mini ball for the youngest basketball fan of the family Inflation Guide: 8 psi