Feature: 1. Usage: Tattoo ballpoint pen cartridges can be used with the tattoo cartridge machine and the cartridge tattoo manual pen. 2. Easy Tattooing: Tattoo ball pen cartridges can provide the same experience as tattooing, allow you can easily create tattoo painting on the paper. 3. Improve Skills: Novice tattoo artists can practice their tattoo skills in tattoo exercise books, which is suitable for tattoo liner and shader. 4. Individual Package: Each tattoo ballpoint pen cartridge is individually sealed and packed, safe and hygienic, a total of 20pcs for you to use. 5. With Ink: Tattoo ballpoint cartridges with pigment filling, compared with the traditional tattoo needle more economical, save the cost of tattoo. Specification: Item Type: Tattoo Ballpoint Pen Cartridges Material: PP, Liquid Quantity: 20pcs Liquid Net Content: 5ml / 1pc Coating: Matte film Application: Tattoo cartridges machine, cartridges tattoo manual pen Use: Novice tattoo artist practice in tattoo paper for improve tattoo skills Style: Help novice tattoo artists get started quickly, more economical compared to tattoo needles. . Package List: 20 x Tattoo Ballpoint Pen Cartridges