Features: brand new and high quality Egg timer that changes color when done will make sure every egg has the right consistency and taste.runny, creamy or firm yolk? Make perfect eggs every for time! Made of food-grade resin, Non-Toxic, BPA-free, high temperature resistance, refuse terrible chemical or plastic smells. Safe egg timers for kids and adults. Although it's labeled as a "timer" it actually measures the temperature gradient as it's heated by the water. This corresponds to the rate at which the egg cooks, so you actually see an analogue of the inside of the egg. This egg timer will take the suppose work out of boiling eggs! As the timer heats up, the red face changes color, indicating soft, medium, hard and stages in between, absorbing heat exactly as an egg does. The result is the excellent boiled egg! This egg boiler timer is very easy to clean, we recommend by hand wash for a faster easier clean any times any day without being broken or damaged. Specifications: Material: Resin Size: 5.7x4cm/ 2x1.6 inch Package Includes: 1x Egg Timer note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.