Lip, which is the protruding part in the face, is a manifestation of beauty. A beautiful lip is an important sign for our sexuality, maturity and nobleness. However, the appearance of lip wrinkles is also commonly the most problematic. Although the studies on lip wrinkles are multifarious in the dermatology field, there is rare case from a mechanical point. So we hope to establish a FEM model to recognize lip wrinkles and the variation of lip wrinkles through varying the parameters of the model.