Small bags on the face may be caused by conditions such as folliculitis, flat warts and hives. 1. Folliculitis: it is usually caused by bacterial and other pathogen infections, commonly found in Staphylococcus aureus and so on. Patients often appear in the hair follicle as the center of the red papules, there will be white pustules on the top, can also be manifested as a small bag on the face. It can also be accompanied by itching, tenderness and other symptoms. 2. Flat warts: mainly caused by human papilloma virus infection. They are usually found on the face, the back of the hands and other parts of the body, and are characterized by flat papules that are higher than the skin, which can also appear on the face of the small bags. 3. Urticaria: Generally, acute urticaria is mostly considered to be related to drug allergies, infections and other factors, while chronic urticaria is related to autoimmune, mental and many other factors. Often there will be wind or angioedema, can also appear on the face of the phenomenon of small bags. It is recommended that patients with symptoms of small packets on the face, timely identify the cause of the disease, and under the guidance of the doctor according to the cause to take reasonable treatment.