Cartridges Stabilizer can provides more safety, more precise and more stabe for you PMU working. Perfect for Ombre brow Nano brows and hair stroke brows. Search B08224VZL7 to get more details information Available size:1R-0.18mm,1R-0.25mm,1R-0.3mm,2R-0.3mm,3R-0.3mm,5R-0.3mm,3F-0.3mm,5F-0.3mm,7F-0.3mm 1R--0.18mm 1 tip Nano cartriged needles. Fits for Delicate Hair on Eyebrow, thinnest eyeliner. 1R--0.25mm 1 tip Nano cartriged needles. Fits for Delicate Hair on Eyebrow, thinnest eyeliner. 3R--0.3mm Fits for lip contour,densenhair on eyebrows,eyeliner,camouflage shading. 5R--0.3mm Fits lip shading,eyebrows,lip outline,eyeline,shading camouflage scars. 5F--0.3mm Fits eyeliner,lip shading,areola and nipple reconstruction,camouflage scars. 7F--0.3mm Fits eyeliner,lip shading,areola and nipple reconstruction,camouflage scars. This tattoo needles used on eyebrow, eyeliner, lip contour. Package including: 20pcs *Permanent Makeup tattoo needles 1RL