Le Petit Tennis - My First Tennis Ball - Pack of 2 Balls + Pump (6" Inflatable Tennis Ball) for Ages 2-3-4-5-6 2 Inflatable tennis balls for a first introduction to tennis for children This is an Award winning ball, used by the French Tennis Federation, Qatar Tennis Federation, Tennis Canada etc... Designed specially to allow children to play tennis and succeed immediately. Slower than other transitional tennis balls they allow children to serve, rally and score immediately The official Ball used in Le Petit Tennis Methodology