The eufyMake Stainless Steel Skinny Tumbler for UV Printer E1 is a 2-pack of ink cartridges designed for use with the eufyMake E1 model printer. Made by the brand Eufymake, these cartridges are compatible with the eufyMake E1 printer and are manufactured in China. The sleek stainless steel design of the tumbler allows for easy and efficient printing, making this product a reliable choice for those in need of high-quality printer supplies.