The glans is wet and a little red, not painful and itchy may be caused by repeated friction, prepuce and glansitis, long foreskin and so on. 1. Repeated friction: the glans is wet and a little red, not painful and itchy may be caused by repeated friction and stimulation, such as long sex life, frequent sex life or frequent masturbation. 2. Foreskin glansitis: when affected by trauma, drugs, local cleaning and other factors, will lead to patients appear glans wet a little red spot, painless and itchy, patients mainly manifested as the redness of the foreskin glans, burning pain, aggravated by urination, accompanied by odor or purulent secretion. 3. Hypercircumcision: some men’s penile foreskin completely covers the head of the penis and the urethral opening, resulting in patients appearing glans wet a little red spots, appear painless and itchy situation. It is recommended that patients go to the regular hospital in a timely manner, under the guidance of the doctor, the relevant examination, according to the patient’s specific examination results, to take targeted treatment, life should pay attention to personal hygiene, to avoid infection.