The Beyond® Round Liner Needle Cartridges integrates advanced protective membranes for heightened safety and performance. Each #12 gauge needle cartridge is universally compatible which ensures seamless integration with all standard tattoo machines and grips. The protective membrane is a helps to minimize wear on machine motors and blocking ink backflow. Key features include the use of a standard #12 needle gauge for precise lining, and an integrated protective membrane for improved safety and ink flow stability. These cartridges are designed to conform to industry standards for wide compatibility. Each package contains 20 Beyond® Round Liner Needle Cartridges, presented in professional packaging that marries aesthetics with practicality.