Concave-Convex Roller Material: styrol resin Hand-held design, easy to use and more effective 40 three-dimensional concave-convex rollers, massage to stimulate various parts of the body Size:Approx. 90 x 65 mm Suitable for the abdomen, legs, buttocks, arms and other parts 100% Brand new and high quality Slimming Body Cell Roller Massager Fat Cellulite Control Beauty Kit with 40pcs Concave-Convex Pellets for Girls Women Main Material :ABS resin Color: Random Avoid produces the small lines Included:1x Cell Roller Massager Helps you to have a compact beautiful curve