1. This tattoo pen cover is a box of 200 pieces, please be careful when taking it out to prevent taking out more than one piece at a time.
2. Put the tattoo pen into the machine sleeve, so that the tattoo cartridge needle sticks out of the small hole, adjust the pen sleeve and make it fit the tattoo pen.
3. You can continue to apply tattoo grip covers to make them more slip-resistant. After finishing your tattoo work, please carefully remove and discard the pen sleeves, this pen case is a disposable item.