Feature:1. Durable Material: The thickening non-latex non-slip, durable PVC material can carry a weight of up to 300 pounds.2. Improve balance: Inflatable donut balls can improve the strength, balance, coordination and flexibility of the core.3. Safe: Lightweight, 900g, safe, non-toxic and tasteless, no harmful substances.4. Flexible: It can be used as a training and fitness yoga device, as well as a nursery and family seat, as it is much more stable, flexible and interesting than the ball.5. Multipurpose: It is suitable for bodybuilding yoga, leg exercises, core training, stabilization yoga, balance training, stool and seats that can be used in the gym, office or classroom.Specification:Material: PVCWeight: about 900 gramsSize: Diameter: about 50 cm, height: about 28 cmPackage List:1 pcs Yoga Ball1 pcs InflatoNote:Due to the different monitor and light effect,the actual color maybe a slight different from the picture color.Please allow 2-3cm differs due to manual measurement.