This is a 3-pack of premium compatible Laser Toner Cartridges for Xerox Phaser 3250, 3250D, and 3250DN printers. Each black cartridge is designed to replace Xerox 106R01486 toner cartridges. MTI © printing products give you consistent, professional results at 40-60% of OEM prices. MTI © toner cartridges are engineered to exceed industry standards of high yield and exceptional quality, and guaranteed to perform with Xerox Laser Printers. Every cartridge is factory tested and ISO approved. We offer an exclusive 30-day customer satisfaction guarantee and 1-year manufacturer warranty. Our dedicated customer care staff is available 9 a.m. to 7 p.m, Monday through Saturday, to answer any questions and provide technical support.