Smart and Wide ApplicableErgonomic design, perfectly fit the face shape, the foldable ring meets all face shapes, and the length of the headband is adjustable. The device alternates different intensities of red, violet and blue to radiate skin and effectively improve facial lines and double chin. Easy to use and carryYou can adjust the intensity according to your needs, just wear it for 10 minutes while reading, sleeping, watching TV or doing housework. Small and lightweight, suitable for office, home, travel, convenient for facial massage anytime, anywhere V Face Apparatus180 circular design, closely fits the chin curve, symmetrically surrounds, tightening and lifting is more effective. Perfect ImprovementImprove double chin and prevent sagging cheeks. V-belts make the surface smaller and smoother.