Material: environmentally friendly resin, safe and harmless, high temperature resistant. Easy to clean: with the change of temperature and time, the color of the timer changes from red to white and the color of the egg is cooked. There are three levels of medium hardness, and the eye can judge the ripeness of the egg. ADVANTAGES: Easy to use, easy to grasp the taste of eggs. If the timer is reversed by air bubbles during cooking, turn it with a spoon and turn it forward. Usage: to cook with eggs. With the increasing cooking time of the eggs, you can observe the discoloration of the product with the increasing temperature, to determine the degree of maturity of the eggs. Service: If you have any questions, please feel free to contact contact us and we will offer you the perfect solution. With the egg timer, you can easily catch the taste of eggs. Dimensions: 5.5 x 4 x 3.2 cm. Weight: 65 g. Features: Material: Environmentally friendly resin. Contents: 1 cooking egg timer.