Item No.: N07A421
.Ball diameter：550mm  
.Ball material:PVC  
.Ball color: blue,pink,purple,silver  
.Ball color MOQ: 50  
.Ball weight capacity:300lbs  
.Chair size: 660mm*530mm*750mm  
.Chair material: HDPE  
.Wheel: Four 2.6inch wheel and each has brake function  
.With manual pump