Up your workout game and get toned with a Fitness Balance Ball. Available in 3 sizes: 45cm, 55cm or 65cm Choose from 5 colours: purple, blue, pink, grey or red Ideal for working out your core and achieving those rock hard abs Encorporate this into your yoga or pilates workout to challenge your balance and stability Work out at home or bring it to your exercise classes Buying Options: 11.99 pounds instead of 19.99 pounds for the 45cm ball- save 40% 15.99 pounds instead of 24.99 pounds for the 45cm ball- save 36% 17.99 pounds instead of 29.99 pounds for the 45cm ball- save 40%