massage chair, TF-002B, rolling wheel massage mechine, massage with kneading, knowcking, rolling, pressing, automatic position-changeable rolling wheel can make the rolling wheel masssage in inward or ourward and negative direction.it also massage your hip,back .and it is with basin which can massage your feet. guide mechanism makes the rolling wheel to travel up and down closely to the two sides of the back vertebra. and any other styles massage chairs we do.