The Slazenger Wimbledon tennis balls are designed for all type of competitive performances including the most celebrated tennis tournament – Wimbledon. The ball is manufactured from premium woven cloth and with exceptional Tour Core to provide top notch playing properties, excellent feel and superior consistency on the highest level of play. The Hydroguard technology repels water exceptionally in comparison to standard balls, and it has been designed with a patented Ultra Vis dye application process to ensure optimal visibility on all type of courts. This quality tennis ball is approved by the ITF (International Tennis Federation) and it is shipped in a single tube featuring 4 balls.