Compatible 20 Cartridges for Epson T252 ; 8 Black (T2521XL) of 35 ML each, 4 Cyan (T2522XL) of 15 ML each, 4 Magenta (T2523XL) of 15 ML each, & 4 Yellow (T2524XL) of 15 ML each. Page Yield: 1,100 page per Black and Colour Cartridge @ 5% Standard Coverage rate on A4 Paper Size. Manufactured with highest quality and standards by an ISO, REACH, & CE certified factory with XL Chip to ensure best performance. For Epson WorkForce Printer Models: WF-3620, WF-3640, WF-7610, WF-7620