YOUOUYEN Yoga Ball Base，Fixed Ring Round PVC Anti Slip Stable, Essentials Balance Ball & Base Kit, Exercise Ball with Inflatable Ring Base for Home or Office Desk, Includes Air Pump (1PCS)

Multifunctional: The yoga ball base is ideal for arms, posture, leg muscles and muscle tone. It can help improve your entire body strength and is suitable for training core muscle groups. Safe operation: can be used and reused, the gym ball chair base ensures your safety during use and has a strong pressure capacity. Reusable many times: the gym ball base can be reused for a long time, is made of professional thickened PVC material, has no smell, has a matte design and is non-slip. Easy to use: the yoga ball chair base can perform different balance exercises with the yoga ball more confident, specially designed for use with exercise balls, and can prevent the balance ball from rolling or slipping when sitting or storing. Extensive application: can improve core strength, balance, coordination and flexibility. The gym ball stand improves balance by adjusting the sitting or lying position and can achieve a fitness effect.