✔Stainless steel material, sharp precision design, durable, can be used continuously for tens of thousands of times. ✔No batteries required. Take it and use it anywhere. ✔Safe & painless, cutting blades never come in contact with skin. ✔Mechanical, can be operated by one handed manual quickly and simply. ✔Includes brush to clean tool, also come with a fingernail clipper as a small gift we sent to you. Any questions of your manual nose hair trimmer, please come back to us and we will be responsible for the nose hair trimmer we produce.