The testicle is inside the scrotum, and it would be more accurate to say that a tiny ball of flesh has grown on the scrotum, picked off, and bled. This condition is most often seen in sebaceous cysts of the scrotum, condyloma acuminatum, and possibly scabies mite infections. 1. Scrotal sebaceous cysts: Scrotal sebaceous cysts will form small protrusions on the surface of the scrotum skin similar to small meatballs, mainly sebaceous gland ducts are blocked after the gradual formation. The surface is relatively smooth and will bleed when picked off. 2. warts: warts is also more common scrotal skin superfluous organisms, warts belong to the sexually transmitted diseases, usually have a history of unclean sexual contact, was the pattern of growth, picking off will also bleed. 3. Scabies mite infection: Scabies mite infection of the scrotum skin can also lead to the appearance of small meatballs on the scrotum like pimples. This is usually accompanied by significant itching. Overall, if you find small meatballs on the scrotum skin, don’t just pick them, it is recommended to go to the hospital urology department or male department for examination in a timely manner, to clarify the cause of the disease and then targeted treatment.