Eye Catching Design: This 55cm Jumping Ball features with glow in the dark that stands out in the playground. It's not only appealing to children but also adults, making it a fun and colorful addition to any game. Enhances Coordination and Balance: This Glow in the Dark Ball hand eye coordination and body movement, promoting physical coordination, balance, and reflexes in children. It also helps to improve their attention span. Versatile Use: Suitable for both indoor and outdoor use, this ball makes physical activity more convenient. It's not only suitable for children but also, adults. Safe Material: Made from PVC material, this ball ensures safe for all ages. Social Interaction: Playing with this ball can involve multiple people at once, promoting social interaction between individuals. Specification: Material: PVC Size Chart: 55cmx55cm/21.65inchx21.65inch Package Includes: 1Jumping Ball Note: Please allow slightly errors 1-2cm differences due to manual measurement.