Specification:Ink Color: Blue， Colorful ( Include 2pcs green， 2pcs red， 2pcs brown)Quantity: 6 pcsSpecifications: Gall ink maximum about 3.8cm &amp;times; diameter of about 0.8cmProduct packaging: Separate ink gall 6 pieces in 1 small boxScope: Daily writing<br>Ink features:Ink particles are fine， good fluidity， easy to plug the penDisposable independent gall inkEasy to carry<br>Package included:6 x Pen Ink Cartridge Refills