wilson starter orange stage 2 48 pack tennis ballWilson Starter Orange is a so called stage 2 tennis ball that is 50% slower than a regular gas ball. Suitable for children, junior players and adult beginners who want to practice technique and develop their game. The ball allows for a slower game which allows more time to work on basic techniques and strokes. Number of balls per pack: 48pcs Stage 2 ITF approved Orange tennis ball for children, juniors, adult beginners Pressureless tennis ball Model