Roller ball massage therapy utilizes advanced compression micro-vibration technology to effectively reduce fatty deposits and diminish cellulite over time. It also provides skin tightening and rejuvenation for a smoother, more youthful appearance. These Replacement Roller Ball Attachments are compatible with the following machines: Roller Wave Slimmimg Machine for Body & Face Minerva Vela-Shape Lypolyis Roller Massager 4 in 1 Features 360° intelligent rotating drum handle, which enables safe & stable operation. 3 exchangeable types of inner balls: silicone, golden & silver metal 10 speed levels,up to 450 RPM 2 way scrolling Red light therapy, which accelerates the dissolution of fat, accelerates weight loss and enhances vitality. No need for laborious massage; operation is simple and safe
