QUATAT VIPER Precision Tattoo Needle Cartridges. Viper Stability System. Membrane Sealed. flate #12 0.35mm, Long Taper. 100% EO Gas sterilized. Surgical steel and medical plastic made. Packed by 20Pcs. Available Sizes :- 5F/ 7F / 9F / 11F / 13F / 15F / 17F Please Contact or whatsapp US -0775 577715 / 0779 728767