1Manages chin, improves elasticity, and continues to stretch without deformation, ensuring comfort of skin fixation. 2Special threedimensional mesh, high wrapping, increase fit between skin and wrapper, and tighten and lift skin. 3High breathability, longterm wear is not tired, serum and fabric are not separated, breathable and comfortable. 4Tighten contours of face, shape a small V face, and improve lifting force. 5Sericin repairs dry lines, dead skin and rough skin due to lack of water.