Dunlop pink mini squash ball the dunlop pink mini squash ball has been designed for young up and coming squash players who are trying to build a passion for the game and have some fun at the same time official wsf balls these have a 60mm diameter and are made from a spongey foam that bounces well and gives the young players the chance to just enjoy themselves we stock a huge selection of squash balls ideal for players of all abilities online at sportsdirectcom pink