... beard,Lip hair, armpit hair, chest hair, back hair, arm hair, leg hair, unwanted hair and so on ;Pain-Free, Hair-Free - Comfortable Hair RemovalEffective treatment ... because of the laser-induced photothermal effect.In contrast, the surrounding skin tissue is spared due to ... way, the surrounding skin remains intact, while the hair follicles are selectively affected, which leads to non-invasive ...