Refill cartridge 1. spongeless structure 2. with auto reset chip 3. no ink leak and print spot 4. fill ink ... convenient Refill cartridgeThe new model refill cartridge with chip, easy to refill inks, protect environment.1.Adopt the ... . With different chip can use for many model printer, such as R270, R290,T50, T1100, T10, C79, C91 etc. high quality refill cartridge for new model ...