The official NBA ball this season is made of pure leather. It is specially designed for indoor play and appears to be the last leather ball in more than a century of basketball history.Material: grain leather.
Spalding Neverflat Outdoor Basketball.The Spalding Neverflat ball has the patented Nitro Flate technology to prevent premature air loss. Maintains pressure up to 10 times longer than a traditional basketball. The version is intended for playing outside (outdoor). Size 7.