I Must Be A Mushroom.. Funny Self-Insulting Graphic Tee Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine wash cold with like colors, dry low heat What a Fungi! I must be a Mushroom... Funny Humorous Button Mushrooms Drug Culture? Self Abasing Humor Lightweight, Classic fit, Double-needle sleeve and bottom hem