1. Explosion-proof - Made of PVC material, the explosion-proof yoga ball can bear the weight, you don't need to worry about the mechanism bursting or the balance ball deforming.<br> 2. Excellent stability ball for Pilates and physiotherapy. When used as a birthing ball, it is a great aid to the mother. In addition to these features, it can also help improve posture and core strength as an exercise ball chair.<br> 3. Your exercise ball deflates on delivery and can be easily inflated in minutes.<br> 4. Reinvent yourself: Stick to your New Year's weight loss plan with this heavy-duty ball. Whether it's used as a pregnancy ball, a yoga ball chair, or for some HIIT cardio<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store