Features:<br> High-Quality Material: The backflip auxiliary ball is made of high-quality PVC material, with thread design, even pressure release, pressure-resistant, and can be used for a long time.<br> SAFETY: Provides support and stability during backflip exercises, reducing the risks of injury to gymnasts and athletes.<br> Adjustables Shoulder Straps: The exercise ball comes with removable and adjustables shoulder straps, suitable for both children and adults.<br> Automatic rebound: The backflip auxiliary ball is designed with an automatic return function. It will produce a weight less feeling when bouncing, which is very suitable for backflip training.<br> Wide application: The backflip assist ball is not only great for backflip training, but also great for waist and abdominal training, stretching, sensory integration training, etc.<br> Notice:<br> 1.Actual color may be slightly different from the image due to different light effect<br> 2.Please allow 1-3cm deviation due to manual measurement<br> Material: pvc<br> Size: Diameter: 45cm/55cm<br> Package List:<br> 1 x Backflip Assist Ball