["Features:\nbrand new and high quality\nGet easier to control your move: the movement on the cartridge has been stabilized.\nIt allow the artist to have better control over the cartridges by adopting the foam cover on the cartridges.\nDesinged for tattoo artist comfortable to use. It will great in shock absorbing on the working cartridges. \nFit most of all cartridge needle. The foam cover would compatible and work in the most of the construction cartridges.\nThe package included 20 pcs of tact memory foam cartridge cover with bottle.\nApplication: It is for Hawk style cartridges on the market.\n\nSpecification:\nMaterial: Sponge\nColor: Black, Yellow\nBox Size: app. 8x10cm/3.15x3.94in\nQuantity: 1 box(20pcs)\n\nNote:\nTransition: 1cm=10mm=0.39inch\nNo retail package.\nPlease allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage includes:\n1 box(20pcs) x (other accessories demo in the picture is not included.)"]