Home > Manufacturers > J_Fit > Balance Disc Balance Disc Balance Disc FIT006 Your Price: $14.70 Regular: $24.99 You Save: $10.29 Quantity: Option 4 Description: Promotes core stability Can withstand up to 450 lbs Experience many of the same benefits of a gym ball while performing lower back and abdominal exercise Inflatable with a standard ball needle and pump The Fit Disc can withstand up to 450 lbs. It promotes core stability and has many of the same benefits of a gym ball while performing lower back and abdominal exercises. Can be use in most chairs too: Support and challenge the spinal muscles while enhancing posture. For children with hyperactive nervous systems - enhances calmness and concentration. Can be used on the floor for exercises to: Improve balance and increase strength. Inflatable with a standard ball needle and pump.