There are many possibilities for small bumps on the skin, such as soft fibroids, seborrheic keratosis, eczema-like dermatitis, papular urticaria, common warts, folliculitis and so on. The seborrheic keratosis is commonly known as “age spots”, also known as sun spots, related to genetic factors, natural aging of the skin and sun exposure, mostly seen in exposed areas, is a skin-colored, reddish-brown hard papule, green bean to soybean size. It can be removed by freezing, laser, etc., and generally does not recur, so pay attention to sun protection in life. 2, papular urticaria, also known as “insect bite dermatitis”, more isolated distribution, with itching, the top of the insect eye, may be mites, mosquitoes, fleas and other bites caused by the external use of green herbal cream, you can stop itching, such as Zhu Zhuoer. 3, common warts are viral infections, hard texture, yellowish, skin-colored wart-like growths, generally no conscious symptoms, available freezing treatment, the initial easy to repeat. 4, folliculitis more red papules with pain, there can be purulent secretions, topical use of Bactrim, fusidic acid ointment and other antibiotic cream. 5. Soft skin fibroids are soft skin-colored redundancies, partly with a tip, which can be removed by electrocautery and generally do not recur.