DA VINCI Needle Cartridges - "ALWAYS ON POINT" The DA VINCI Cartridges come with the well-known safety membrane system which prevents any ink, blood or other fluids going up into your machine of choice. With each cartridge needle going through a precise quality control system, you can be sure you get the excellent Bishop quality every time. Bishop Rotary have designed the cartridges with a smooth undercarriage causing less trauma to the skin and more comfort for the client. - Safety membrane system - Engineered to allow better ink flow and visibility - All cartridges are packaged in individual sterile blister packs - Fits all types of cartridge grips & cartridge compatible machines - Made of 304 Surgical Stainless Steel and medical-grade plastic - 100% EO Gas Sterilised