This stylish black t-shirt features a unique design inspired by the Ishihara color blindness test. The graphic displays a series of colorful, circular patterns, each representing a different need: "DRINK WATER", "SLEEP", "SHOWER", "EAT", and "TRAVEL TO ROME". The bold text above the circles reads, "IF YOU CAN'T SEE THE NUMBER YOU NEED TO." Made from a comfortable material, this shirt is perfect for casual wear. The clever and humorous design makes it a great conversation starter and a fun way to express your personality. Ideal for anyone with an interest in visual perception, optometry, or just quirky fashion. A fun gift for the hard to buy for person in your life.