This black t-shirt features a clever and humorous design for math enthusiasts. The front boldly states 'AVOID NEGATIVITY' above the absolute value equation 'f(x)=|x|', creating a witty mathematical pun. The shirt is made of a soft-looking fabric, likely cotton or a cotton blend, ensuring comfort for everyday wear. Ideal for students, teachers, or anyone with a love for mathematics and a good sense of humor. Makes a great conversation starter and a fun way to express your intellectual side.