Another type of soccer ball that some players may find to be useful is the indoor soccer ball. Indoor balls are designed to have less bounce and rebound to them, making it possible to control the ball on a tighter court or field. The cover of an indoor ball is also the strongest of any category, so it can withstand play on turn, hard court surfaces, and impacts with walls.
Size 5 is the official size for professional matches. Therefore, this ball is only available in this size. Do not use this soccer ball on concreted areas. Its unique rubber uses Puma Airlock Valve Technology (PAL) in order to facilitate proper airlock technology. This ball features Perimeter Balance Technology (PBT) which enables it to maintain impressive flight characteristics. https://www.youtube.com/watch?v=j2Xn84L3Kcs