1Foam roller is an essential equipment in exercise: activate muscles before training to make training more effective. Relax your muscles after training to relieve soreness. 2Hollow design, the product is made of EVA material, the inner pipe is made of PVC/ABS material. 3With excellent pressure resistance and bearing capacity, long service life. 4Master massage enjoyment, the new upgrade full floating point particle technology, can effectively stimulate the body points, to relax the muscles. 5Soft, moderate hardness, comfortable feel. Easy to clean with water and clean directly.