Brother Genuine toner is formulated as part of an entire printing system to provide reliable page yields and high-quality, professional results. Extensive testing ensures ongoing, reliable performance you can count on. Intelligently engineered to work in seamless unison with your Brother printer. Brother Genuine toner produces crisp, sharp prints that withstand the test of time. Brother offers a convenient way to recycle Brother Genuine cartridges. Visit Brothers website for more information.