A hard bag growing in front of the ear may be folliculitis, fibroma, sebaceous cyst, etc. 1. Folliculitis: if you don’t pay attention to the hygiene of your ears in daily life, after long time oil clogging the pores, you may have the phenomenon of a hard bag growing in front of your ear, accompanied by obvious pain. 2. Fibroma: it is a kind of fibrous tissue tumor, which can occur in any part of the body’s large muscles, mostly in the shoulders, back, buttocks and so on, and head onset will be common, which may cause the phenomenon of a hard bag in front of the ear. 3. Sebaceous cysts: the skin in front of the ear, sometimes sebaceous gland ducts can be blocked, which leads to sebum gradually stagnation formation of retention cysts, will cause a hard bag in front of the ear. When there is a hard bag in front of the ear, you need to go to the hospital in time to avoid the delay caused by the aggravation of the condition.