【Mast Pro SMP】Developed by Mast Tattoo,this series is exquisite in every step with a unique style stabilizing system.Mast pro SMP is designed to provide the maximum ideal cartridge needles for micropigmentation & permanent makeup(eyebrows, eyelinver, lips, Microblading, small piece tattoo and hair tattoo-Scalp). | 【Protective Membrane】Protective membrane prevents from liquids leaking into machine. the Individually tips are completely enclosed around the needle's bar, which helps enhance needles stabilizes and improves precision.Tattoo cartridge can draw in and distribute the ink perfectly which makes your work even throughout.Whether hair technique, lip full drawing or other types of permanent cosmetics, these needle modules ensure clean pigmentation, exact lines and exceptional colour flow. | 【Safety and Sterilized】Mast SMP cartridges needles used light clear color tips shell, better visibility.Needle is made of surgical stainless steel, 100% EO gas sterilized and Individually packaged. Low profile housing & better ink flow & shaped on the inside,Smooth edges eliminate additional trauma. | 【Works with Most Machine】The cartridges are extremely simple and easy to use. It can be matched with any brand tattoo devices including Mast tattoo pen machine as well as permanent makeup machine with cartridges Interface. | 【What You Get】20pcs Mast SMP cartridges needles ,our worry-free 12-month warranty, and friendly customer service .