Have you ever had the worst time making hard/soft boiled eggs Our creative egg timer for poaching eggs accurately calculates the cooking stages by temperature, ensuring your eggs are cooked to your liking. Stop guessing You only need to put the egg cooker in the water and heat it with the eggs. The soft, medium and hard lines represent the corresponding degree of doneness of the eggs. No chemical smell. The egg cooker timer is made of food grade unsaturated polyester resin and temperature sensitive paper, which is super safe. The best reading experience. Taking into account the refractive index of water, when immersed in water, we provide a clear view and easy-to-read information so you can safely and quickly see whats going on inside the egg. GREAT GIFT: New and fun egg timer, highly recommended for those who cant cook perfect eggs. Great gift for family, friends, Easter, Mothers Day and Fathers Day.