5860-4 Features: -Reliable and easy way to determine when eggs are cooked. -Thermochromatic ink changes color while eggs cook and displays when eggs are soft, medium or hard cooked. -Ink encased in food safe acrylic. -Heat resistant. -PDQ displayer. -12 PK. Dimensions: Overall Height - Top to Bottom: -3.5". Overall Width - Side to Side: -6". Overall Depth - Front to Back: -0.25". Overall Product Weight: -0.1 lbs.