Unfortunately due to the design of the printer we were not able to make a continuous ink system fit in the Pixma MG3650S printer, in our opinion this is the next best thing you are going to find with
Canon PIXMA TS5140 Ink Cartridges
Canon Pixma TS5351 Ink Cartridges
CANON 5225B006 PG-540+CL-541 ORIGINAL BLACK + COLOR MULTIPACK (BLACK 180PG COLOR 180 PG) FOR CANON: PIXMA MG2150 / PIXMA MG3150 / PIXMA MX375 / PIXMA
Canon PG-540 +CL-541 Multipack Original Black + Colour Pixma TS5150/ MG3650/
Sotel Canon PIXMA MG3650S 4800 x 1200DPI Inkjet A4 Wi-Fi - black
Canon PG-540/CL-541 Ink Cartridge + Photo Paper Value Pack — Canon Sweden Store
Compatible Canon PG-540XL / CL-541XL High Capacity Black & Tri-Colour Ink Cartridge Multipack
Refillable CL-541 Colour Pod Cheap printer cartridges for Canon Pixma MG3650 5226B005AA dye ink
Canon PIXMA TS3300 Ink Cartridges
Canon PIXMA MG3650-Accessories - Inkjet Photo Printers - Canon UK
Discount Ink Cartridges For Canon PIXMA Printers
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PG-540XL & CL-541XL Black & Colour Multipack Ink fits Canon Pixma MG3650 Printer