2 Black (T2521XL) of 35 ML each, 2 Cyan (T2522XL) of 15 ML each, 2 Magenta (T2523XL) of 15 ML each, & 2 Yellow (T2524XL) of 15 ML each. Page Yield: 1, 100 page per Black and 650 page per 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. Compatible with the following Epson WorkForce Printer Models: WF-3620, WF-3640, WF-7610, WF-7620 PRINTOXE® Brand Compatible 8 Cartridges with Epson T252 in the Packing shown in Image.