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, with the colorants deliberately not displayed in the product description? Ink Kakaku-Ou offers industry-leading prices while using high-quality pigment BK inks with colorants equivalent to genuine products. Our strength lies in direct negotiations with production factories and bulk purchasing, without having employees or external warehouses, which allows 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 have confidence in our prices and quality (^O^)／ If sold out, Click here for #stock ⋆┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈⋆ 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 "Not a genuine product" may appear. This is not a defect; 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 digestion #free shipping #300