The 14 day return policy is for sealed units. Open units do not qualify.This product is a set of four genuine/original Brother TN221BK, TN225C, TN225M, and TN225Y toner cartridges in cyan, yellow, magenta, and black colors. These laser print technology cartridges are compatible with various Brother models such as MFC-9130CW, HL-3140CW, and DCP-9020CDN. Made in China, these brand new, sealed toner cartridges are essential for high-quality printing in your Brother printer. Ideal for professional printing tasks, this set of toner cartridges ensures vivid and accurate color printing.