World Aquatics Official Game Ball – MIKASA WP440C Newly developed “Foam Rubber” and no “buffing” leads to more stable ball quality and performance Softness of “Foam Rubber” and Unpolished Surface has led to increase Grip in wet on the whole ball surface by 26%, comparing to the current Water polo balls Top Quality Rubber Cover with Professionally Buffed Surface Size 4 Women’s official size
