These are safe and reliable pigment black inks that use colorants equivalent to genuine products (*^-^*) Are you being fooled by the cheap inks flooding the market or the cheap inks you usually use?? Are you buying cheap dye-based BK inks, where the product description doesn't even specify the colorant used? Ink Kakaku-Ou offers genuine-equivalent pigment BK inks at industry-leading low prices. Our strength lies in direct negotiation with production factories and bulk purchasing, without having employees or external warehouses, enabling us to offer price destruction and return profits to our customers (*^-^*) You don't have to meticulously research, worry, or compare with other companies' products! We offer confident prices and quality (^O^)／ If sold out, Click here for #INVENTORY ⋆┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈⋆ Compatible Cartridges MUG-4CL Genuine Compatible Part Numbers MUG-BK (Black) ※With IC chip Compatible Printer Models EW-052A EW-452A This is a 4-color set and is a very good value!! It comes with the latest IC chip and remaining ink level detection function. ※Notes※ ・Please check the notes in the profile before purchasing. ・This product is not a genuine product. ・Depending on the printer model, a message such as "This is not a genuine product" may appear. This is not a defect, and you can use it without any problems by selecting "Use". mug single ink #MUG4CL #MUGBK #MUGC #MUGM #MUGY #Compatible #Ink Cartridge #MED4CL #MEDBK #MEDC #MEDM #MEDY #Genuine #4988617361720 #Ink Kakaku-Ou #EW052A #EW452A #EW056A #EW456A #Point Consumption #Free Shipping #300