1、Workout Ball: Use the stability ball to enhance your flexibility, facilitate your stretching, and maintain the stability during your yoga practice. Also suitable for strengthening central muscles, improving balance, reducing weight, tension, voice, etc. 2、3000 Pounds Bearing: With a maximum bearing capacity of 3000 pounds, you can sit on this balance ball chair stably with confidence, no need to worry about cracking or bursting. 3、Safe and Durable: Made of professional safe PVC material, this exercise ball is free of BPA, latex and phthalate, durable, wrinkle resistant, environmentally friendly and tasteless. 4、Beautiful and Delicate: Polished purple appearance, beautiful and delicate. Make this yoga ball practical and beautiful. 5、Applications: You can not only practice by using this balance ball at home, office or in the gym, but also in places like outdoors or open spaces where the ground conditions are tougher.