Stylish and ergonomic design Stimulates the back, abdominal, buttocks and leg muscles, improves posture and relieves back pain Can also be used for exercises such as yoga, gym ball or balance training, back stretching, physiotherapy and abdominal exercises Quick and easy to inflate With handle for easy movement from room to room Includes: inner gymnastic ball, fabric ball cover, hand air pump and 2 plugs Ball cover is removable and can be hand washed for hygiene. Diameter: 65 cm Plastic-free packaging