This rainbow pack of remanufactured OKI toners for the OKI C3100 contains 1 each of the black, cyan, magenta and yellow cartridges.Our Oki 42804513, 42804514, 42804515 and 42804516 cartridges are sourced from high quality toner cartridge remanufacturers. these manufacturers ensure that these are remanufactured to comparable standards to the original black 42804516, cyan 42804515, magenta 42804514 and yellow 42804513 toner cartridges.These remanufactured OKI cartridges are designed to print 3,000 pages for the black 42804516 and also 3,000 pages for each of the cyan 42804515, magenta 42804514 and yellow 42804513. By purchasing these high quality remanufactured OKI cartridge in this set, you`re not only saving money from us but making a big saving from the OKI originals for the OKI C3100.Our rainbow pack of remanufactured OKI 42804516, 42804515, 42804514 and 42804513 toner cartridges for the OKI C3100 are amongst the lowest priced on the Internet and carry a 100% satisfaction guarantee. All our prices include VAT and delivery so the price you see is the price you pay.