HP 935 - 3-pack - yellow, cyan, magenta | www.shidirect.com
Amazon.com: DOUBLE D 934 and 935 Ink Cartridges Compatible Replacement for HP 934XL 935XL High Yield for HP Officejet Pro 6830 6230 6835 6812 6815 6820 6220 6800 (1 Black,1 Cyan,1 Magenta,1 Yellow) : Office Products