Mikasas all-new, next-generation water polo ball Precision nylon wound core Unique smooth cover surface for better gripability Improved quality consistency Mikasas all-new, next-generation water polo ball is born from Mikasa technology, with an improved omnidirectional wet grip ...Mikasas all-new, next-generation water polo ball Precision nylon wound core Unique smooth cover surface for better gripability Improved quality consistency Mikasas all-new, next-generation water polo ball is born from Mikasa technology, with an improved omnidirectional wet grip and overall quality and consistency improvements. It enhances the abilities of the players and makes the game more dynamic. Since 1980, Mikasa has been the official water polo ball of choice.