Core Balance Pregnancy Exercise Ball

* Pump and Tape Measure included* Ideal for building core strength* Robust PVC construction* Corresponding Core Balance Fitness Equipment Available Transform your sitting and exercising with the Core Balance Anti-Burst Gym Ball, a fantastic aid for improving balance and building foundational core strength. Because the ball is inherently unstable, simply sitting on it forces your stabiliser muscles to constantly engage and work overtime to keep you steady - its like an automatic core workout! Constructed... - Manufacturers part number: 31018827