1Poly Carbonate and stainless steel material has enough flexibility, excellent stability and less vibration, which is durable and safe to use. 2Fast to color, easy to use, durable, safe, lasting and fast effect, short healing time, high absorption of active ingredients, no permanent damage or injury. 3Used with eyebrow tattoo machine, which is ideal for eyebrow tattoo, eyeliner tattoo, tattoo, skin care and other uses without damaging epidermis or pain. 4Sharp and flexible pin point can create natural and beautiful eyebrows, and standard size fits almost all tattoo machines. 5Sterilized with E.O. gas in advance and disposable for single use only, which is suitable for most skin types.