NE IMAGE&copy; - 4 Black Laser Toner Refill Kit for Brother TN-310, TN-315 (TN-310BK, TN-315BK) + 4 Hopper Caps Refill Kit Includes: 4 Bottle of NE IMAGE Toner - 210 Grams , 4 Hopper Cap , Red Tip Funnel Cap , Pair of Gloves & Instructions Each Bottle has the same page yield as an original cartridge, sometimes even more If you are going to refill the starter cartridge (cartridge that came with your printer) you need to purchase a "Reset Flag Gear" No "Reset Flag Gear" is included in this refill kit Visit our Store for other products you might need: http://www.amazon.com/b?me=A3T6RBZAT1E8KZ&ie=UTF8&qid=1368643905