My Brain Is 80% Song Lyrics Funny Slogan TShirt 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 Professionally custom printed for you here in USA with high quality Direct to Garment Printers. Guaranteed not to wash off or fade. Perfect gift idea for Men or Women.. Lightweight, Classic fit, Double-needle sleeve and bottom hem