First of all these balls are good because they are high quality and by having such soccer balls you won’t need to buy new ones so quickly, because these are durable and you will use them longer. They are not just durable, with them you also have better touch with the ball and you can handle easier and better the ball. It is sure easier to train and improve ball control with professional soccer ball.
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