Remember, don't use soap and lotion, because there is a layer of mucus and mucosa on the surface of the glans penis to protect it, but using soap and lotion will destroy the mucosa and cause urinary system infection. two
Scrotum also has many folds, which are easy to breed bacteria! It is recommended to change underwear frequently, and it is best to soak underwear with 84 disinfectant every time.