Specification: FOR CANON IP4000/IP5000 Cartridge Model： 5 colors 5 cartridges: BCI-3eBK, BCI-6BK, BCI-6C/M/Y Features: 1) Top rank in China market, professional manufacture. 2) Vivid and High quality output and high stability with low price. 3) Quick installation and simple to use. 4) No clogging, No leaking. 5) Inktank is thick and hard.