Stylish and ergonomically designed exercise ball chair has a generous diameter of 65cm with a robust inner ball, free from harmful Plasticizers, as well as encouraging the use of back and core muscles to help improve posture Can be used as an office ball chair to promote active working, or at home for flexibility exercises such as yoga, or as a gym ball for balance workouts, back stretching or physiotherapy. The exercise ball corrects posture and drives away back pain A strong, durable and robust exercise ball with a carry handle to easily move the sitting ball from room to room. The ball can hold up to 125kg. Additionally, the ball cover can be removed and is hand washable to ensure it remains clean and hygienic Quick and easy to set up by inflating the inner ball with the hand pump supplied and inserting the plug (inflate ball 80%, wait 2 hours, then inflate to 100% so cover is almost wrinkle-free) Contents: 1 x Leitz Active Sitting Ball, 1 x Hand Air Pump, 1 x 100% Fabric Ball Cover, 2 x Plugs, Dimensions: (W x H x D): 650 x 650 x 650 mm, 1557g, Velvet Grey, Ergo Cosy Range, Plastic-free Packaging, 52790089