BODY FAT REDUCE - As you roll over your thighs, you'll immediately feel the invigorating tingling sensation and activation of your blood circulation. This is proven to be the most effective way to combat fat deposits^ V Face Effect: 70V-shaped structure, suitable for most facial contours, perfectly fits the curves of the face jaw, promotes facial lymphatic circulation, helps eliminate sagging facial lines, improve skin elasticity, create a V-shaped curve^ PAIN FREE - No needles, no pain, this 3D roller is easy for everyone to use. With daily use, you'll lay the foundation for a beautiful butt and toned thighs^ Diamond Cutting Massage Ball: Smooth diamond cutting surface, close to the skin, two diamond balls can grab the fat, comfortable and deep kneading, extruded fat, achieve the effect of fat burning and face-lift