Clean Dirty Dishwasher Magnet Sign Indicator - Green and Red Colorful Design - Kitchen Gift Idea Guajolote Prints STOP and GO Dishwasher Magnet. Durable and sturdy metal shell with strong magnetic backing. Measures 2.5 x 2.5 inches, square. Protected with scratch and UV-resistant Mylar. Made in the USA by Guajolote Prints.