Double Chin Reducer- improve the vitality of skin cells, improve skin problems, relieve facial muscles, increase facial elasticity, tighten facial muscles, and shape a V-shaped face. Wireless Remote Control- Adjustable device, facial massager. It helps you tighten your skin and give you the perfect facial line. Adjustable shoulder straps to fit all face shapes. Comfortable Fit- The 180° ring design perfectly fits the chin curve, wraps symmetrically, and tightens and lifts more effectively. Adjustable Levels- Three layers of light source modes to drive facial muscles movement. Alternating red and blue and make the face more elastic and the skin softer.