These tees are printed on Gildan tan shirts with rust and black ink. If you have a preference on ink color please send us an email and we will do our best to accommodate.

This heart is drawn entirely with cardiac equations by hand. If you look really close you will see Stroke Volume, Cardiac Output, Ejection Fraction, Oxygen consumption… This is also available in a paper and canvas print.

Each tee comes with a description of the math and science used in the creation of this image.