This Four Pack of Xerox 108R00935 Black Wax Ink Sticks are developed entirely by Xerox. The 108R00935 Black Ink Sticks utilize special technology from Xerox to create a way of printing that doesn`t need a cartridge to contain the ink meaning you can create 90% less mess than an average ink cartridge.As well as being completely mess free the Xerox 108R00935 Black Wax Ink Sticks are very easy to install using Xerox`s shape coded slots, even a novice can do it! This Four Pack of Xerox 108R00935 Black Wax Ink Sticks are designed to be compatible with the Xerox ColorQube 8570 Printer and will be amongst the lowest priced online. We are so confident in our Xerox 108R00935 Black Wax Ink Sticks that they come with our 100% satisfaction guarantee. All priced include VAT and delivery so the price you see is the price you pay!