ESTON PG245/CL246 Ink Refill Kit (3 x 30 ml Black) Contents: 1 x 30ml Black refill ink + Thumb Drill + refill instruction More feature : 1.High color saturation,high fidelity. 2.Ultrafiltration,no clogging caused. 3.Weak acid or alkalescent formula,no corrosion problems. 4.No bleeding,no smear,high print quality. 5.Quick dry formula,satisfaction at high speed printing. 6.Water base formula,no toxicity,no chemical hazards,no environment pollution Refill in PG-245 / CL-246 series ink cartridges Compatible with Printers: PIXMA MG2420;PIXMA MG2520; PIXMA MG2920 ;PIXMA MG2922; PIXMA MG2924;PIXMA MX490;PIXMA MX492;PIXMA iP2820 GUARANTEED : 1-Year Warranty /100% Satisfaction Guarantee,We offer a 100% money back guaranty if products are defective