Brand New Fitness & Exercise Stability Ball 25" Yoga Or Pilates Anti-Burst, w/ Pump ~ Red Get into shape with the help of this 25" anti-burst (Please inflate accordingly) exercise ball. Complete 3 piece set includes exercise ball, hand pump and a draw-string travel sack for use at home or at the gym. Durable anti-burst 65cm (25 inch) exercise ball. Safe and easy to use. Helps improve balance, coordination, and flexibility. It's ideal for core strength training, stretching, toning, resistance exercises, yoga, and Pilates. Our exercise ball makes the perfect training companion.