Guajolote Prints Clean Dirty Dishwasher Magnet Sign Indicator - Turquoise and Gray Beach Colors Style Guajolote Prints Dishwasher Magnet. Strong Magnet can hold multiple sheets of paper to a metal surface. Measures 2.5 x 2.5 inches (square). Protected with scratch and UV-resistant Mylar. Durable and sturdy metal shell with strong magnetic backing.