Play what the pros play with the NBA™ Official Game Basketball 29.5" from Spalding®. You may not be able to have 40" verts or shoot 45% from the three-point line but you can make it look good on the courts! Official game ball of the National Basketball Association™. Full-grain Horween® leather cover. Official NBA™ size and weight. Inflate to 7 - 9 psi. Designed for indoor use only.