Cheyenne Craft Cartridge needles are new needles with a safety membrane and an easy change and replacement system. These cartridges are now manufactured from a single mold. They are constructed from single-use disposable material with medical plastic tips for safe, hygienic use. - Brand: Cheyenne - Needle Size: #12 (0.35mm) or #10 (0.30mm) - Needle Type: Liners, Round Shaders, Magnum Shaders, & Curved Magnum Shaders - Needle Taper: Longe Taper or Super Long Taper - Needle Polish: Smooth - Box: 20pcs/box All Cheyenne products that must be returned for exchange or refund must be completely sealed and unopened in original condition for us to accept them.