Dovo of solingen klipette nose ear hair trimmer in leather case the dovo of solingen klipette nose hair and ear hair trimmer is a solid stainless steel precision tool for safe and gentle cutting of nostril and outer ear hair no batteries required simply insert cutting head of the klipette within the nasal cavity ear canal with thumb and index finger of one hand carefully rotate lower cylinder back and forth with your other hand in short rapid movements and thus nasal ear hair is cut