The original pack of six black Xerox 108R00957 solid ink sticks offers a cost effective and stress free way of running your Xerox ColorQube 8870 printer. Produced by Xerox to the very highest standards this multipack of Xerox wax sticks have been designed for easy installation and a perfect compatibility. With their unique cartridge free design the Xerox 108R00957 solid ink sticks offer drop-in loading and are completely mess free and non toxic. With an incredible estimates page yield of 16,700 pages, this pack of black Xerox ink sticks ensures that your printer is cost effective and environmentally friendly.