Features & details Comfortable and Breathable: That V line bandage choose breathable fabrics. It is elastic and sturdy, fitting to different features of faces. V-Line Mask: V Line mask helps to shape the chin area while firming the lower part of face. It has a boosting effect that can improve the double chin and prevent sagging. Efficacy: The double chin mask helps to shape your chin and jaw line area, making the skin firm and tighten, and better shape the face line. Ergonomic Design: Beauty face sculpting sleep mask perfectly fits the contour of the face, the foldable ring shape meets all face shapes. It can be used for both men and women. Easy to use and carry: You can adjust it as you need while reading, sleeping, watching TV or doing housework. Small and lightweight, suitable for office, home and travel use.