Our Dell toner set is designed to fully refill high capacity cartridges (8000+ pages). Dell 5100cn series cartridges are easy to refill. Our mixture includes both the regular toner and developer toner. Beware of sellers not adding developer to the toner, this will result in poor printing quality. All colors CMYK included. Our toner is not generic. Toner particles vary from printer to printer. Beware of other companies that use the same toner for each machine. 1 x Toner Refill Kit Black (High Capacity) 1 x Toner Refill Kit Cyan (High Capacity) 1 x Toner Refill Kit Yellow (High Capacity) 1 x Toner Refill Kit Magenta (High Capacity) 1 x Easy Refill Funnel |