The Babolat Initiation Red Foam mini tennis balls are bigger, softer and 75% slower than regular balls to help children gain confidence on the court and learn the basics in a fun and enjoyable way. These Stage 3 (red) foam balls are great for children who are just starting out and want to develop correct stroke technique. The balls support the International Tennis Federation’s "Tennis Play and Stay" campaign that promotes tennis as easy, fun and healthy and aims to ensure all starter players can serve, rally and score from their first lesson. The mini tennis balls are supplied in a pack of 3.