Our collagen laugh line patch hyaluronic acid, tocopherol (vitamin E). It tightens the skin, reduces wrinkles, fades wrinkles, and smooths the corners of the mouth. Its use is simple: after cleansing, keep your mouth dry, remove the mask, and remove the protective film. Gently press the patch on the legal line or corner line to make it fit better. Finally, remove the patch, pat it gently to absorb it completely, and wash it with water. Collagen laugh line patches revitalize and nourish the skin, so use it to look younger and reduce wrinkles.