There are many reasons why small bumps on the lips of the vulva can be caused, generally considered genital herpes, warts, labia eczema, labia folliculitis and other causes. Mainly due to usually do not pay attention to personal hygiene or unclean sex and other reasons, need to be targeted by the physician according to different causes of treatment. 1. genital herpes: caused by herpes virus infection, mainly through the unclean sex infection, can be manifested in the genital area of the vulva herpes can be accompanied by pain. 2. Condyloma acuminatum: due to human papilloma virus infection, can be through indirect contact and unclean sex direct contact and infection, can be manifested in the vulvar genital area of long pimples, papillary or cauliflower pattern superfluous organisms. 3. Labia eczema: due to local allergies or contact with some physical and chemical factors stimulation, can be manifested as labia long pimples accompanied by itching and other manifestations. 4. Labia folliculitis: due to the usual not pay attention to personal hygiene and lead to bacterial infection, can appear in the vulva part of the long pimples with redness, swelling, pain and other manifestations. Labia vulgaris with small bumps need to go to the hospital, by the physician to clearly diagnose the cause of the disease after treatment and medication.