Specification: Material: PVC. Color: Blue. Diameter: 55cm/ 22'. 65cm/ 26'. 75cm/ 30'. 85cm/ 33'. Features: ● Perfect use for adult or kids. ● Equipped with complete tools, easy to inflate. ● Made with thick and durable PVC materials, strong bearing, safe use. ● Anti-slip design makes training safe and increases exercise efficiency. ● Suitable for pilates, yoga, weight training and other balance sports. ● Can build muscles strength, improve body health, and shape a perfect figure. ● Humanized design, fashionable and durable. Package included: 1 x Yoga Balls. 1 x Yellow pump. 1 x Tool for pulling out the air. 2 x Air plug. Notice: Please allow slight dimension difference due to manual measurement. Please consider the actual sizes in the listing as the pictures are generally enlarged to show detail. Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully. Due to the light and screen difference, the item's color may be slightly different from the pictures. Thanks for your understanding