Meet the TRATAC Active Ball: a vibrating exercise ball that helps relax muscles in your body. It comes with 3 levels of vibration. The Active Ball helps you reach stabilizing muscles around your spine. It has a 4-mm thick silicone layer to provide you with a comfortable experience.
You may want to also check out:
*some of our articles have aff links. Please read our disclaimer on how we fund Exxponent.
