[ Premium Nontoxic Heat - resistant ] bpa Free And Made Of Durable Food-Safe And Non-toxic Polyresin, It's completely Safe For Kids And Adults Alike Perfect Gift Idea For anyone Who Eats Eggs (which Is Pretty Much Everyone!)[ Very Easy to Use ] This egg timer will take the guess work out of boiling eggs! As the timer heats up, the face changes color, indicating soft, medium, hard and stages in between, absorbing heat exactly as an egg does. The result is the perfect boiled egg![ Prefect Kitchen Gadget ] Simply Place Timer in Boiling Water with the Eggs and watch it change color as you cook from red to white, which starting with the outside and moving towards the center. When the color change reaches your desired spot on the scale of soft to hard-boiled, simply take your perfectly cooked eggs out and enjoy![ Recommended Handwash Only ] This egg boiler timer is very easy to clean, we recommend by hand wash for a faster easier clean anytime any day without being broken or damaged.Use Tips: To improve accuracy, we recommend you store the egg timer with your eggs, so that they could start with same temperature. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.