Small blisters on the glans do not hurt or itch, and may be related to pearly penile papules, genital herpes, glansitis and other causes. 1. Pearly penile papules: occurring in the connection between the foreskin and the glans penis, mainly manifested as translucent pimples visible to the naked eye, may not be accompanied by pain and itching. 2. Genital herpes: caused by herpes simplex virus infection, mainly manifested as small blisters on the genitals and perineum, most of the patients do not have symptoms or the symptoms are so mild that they do not realize that they are suffering from this disease. 3. Glans: due to Candida albicans and other pathogen infections, can cause the local appearance of small pimples, early may not be accompanied by pain, itching. It is recommended that the small blisters on the glans do not itch, go to the hospital in a timely manner, clarify the cause of the disease, and standardize the treatment under the guidance of the doctor.