1.made of medical grade of plastic and stainless steel.
2.0.35mm needles with medium taper.Used for regular coloring,blending works.
3.sizes available by 1205RM,1207RM,1209RM,1211RM,1213RM,1215RM (0.35mm).
4.sterilized by E.O. gas.
5.box of 10pcs.
6.the cushion enlarges the outer diameter of needle cartridge and make it more fit with the pen.
7.cushion come with anti-skid groove desing,that features with shock absorption and reduce fatigue.