Specification:
Ink Color: Blue, Colorful ( Include 2pcs green, 2pcs red, 2pcs brown)
Quantity: 6 pcs
Specifications: Gall ink maximum about 3.8cm × diameter of about 0.8cm
Product packaging: Separate ink gall 6 pieces in 1 small box
Scope: Daily writing

Ink features:
Ink particles are fine, good fluidity, easy to plug the pen
Disposable independent gall ink
Easy to carry

Package included:
6 x Pen Ink Cartridge Refills