Kingpin Prime+ tattoo cartridges are some of the most affordable, high-quality cartridges on the market today. These cartridges feature a unique tapered needle design and many needle configurations to suit your personal tattooing preferences. Even though these needles are affordable, they feature a state-of-the-art membrane design that helps to prevent ink backflow, protecting your tattoo machines. You don't have to sacrifice quality for the price when you reach for Kingpin Prime+ cartridges.