A set consists of six balls of different colours, red, orange, yellow, green, purple and blue balls made from soft material. They are very safe and the right weight for children to throw easily.They are mainly used for training children's throwing and grasping skills. The long tail can help children learn how to better track and catch, and the aggravated leather head is easy to throw and easy to clean. The characteristic is that its fluid tail has a sense of vitality and reduces the sense of intimidation. The tail is made of soft nylon material. The structure of the synthetic ball is also very reliable and very durable, suitable for indoor or outdoor play.