50pcs/lot 3RS Eyebrow Tattoo Needle Disposable Steriliized Cartridge needles for Nouveau contour digital permanent makeup machine

316 medical stainless steel with pre-sterile by E.O. Gas, transparent plastic shell. The items are the top-quality needles, meeting professional tattooists' standards. Filling in the colors is as easy as applying it with the top-class needles - either by dipping the running machine into a small pot of color or by filling color into the upper opening of the cartridge. What is more, the single-use material quickly be changed and allows for perfect, uncomplicated and hygienic work.