... Cell Roller Cellulite MassagerCell Roller is a cell roller massager. 40 concave-convex pellets on the rollers to attacks ... anywhere. No batteries to replace, waterproof for use in bath or shower. Use on hips, thighs, back, arms. ... your own home.For best results:Hold handle and roll massager gently over legs, thighs, hips, buttocks, back or ... overall size approx 4 inches. Plastic Cell Roller Massager