Our crewneck sweatshirts are printed on super soft Gildan brand sweatshirts made of 50/50 Cotton/Poly heavy blend material the sublimation process in which the ink is dyed into the fabric fibers, meaning that the graphic will not flake or peel away CARE: -Wash inside out with like colors. -Tumble dry low or hang to dry. -Do not iron directly over design. -No bleach/fabric softener.