Bored of the same old workouts? Then challenge yourself with this Balance Core Exercise Ball Choose from 3 colours: blue, purple or red Available in small (55cm), medium (65cm) or large (75cm) sizes Ball comes with a foot air pump to inflate it Textured surface makes the ball easier to grip and prevents it slipping Ideal for incorporating into your ab workouts to challenge your core Helps you to improve your balance, stability and flexibility Can be used as seat to work your abs throughout the day Maximum load approximately 150kg Made from durable PVC Buying Options: 23.99 pounds instead of 49.99 pounds for the small exercise ball - save 52% 29.99 pounds instead of 59.99 pounds for the medium exercise ball - save 50% 41.99 pounds instead of 69.99 pounds for the large exercise ball - save 40%