Specification: For Epson Stylus Photo R200/R210/R230/R310/R350/RX510/RX630 Cartridge Model: 6colors6 cartridges: T0491, T0492, T0493, T0494,T0495, T0496 Feature: 1. Adopt the spongeless structure, prevent breaking the printhead. 2. Base on the first generation cartridge. 3. No ink leaking and blocking. 4. Sprue plug and air flitter in connection mode.