Made of food-grade material. The dome of this egg cooker is made of PC and the shell is made of PP plastic. Both materials are BPA-free, safe to use, and extremely durable. Cleaning is also very safe: just take out the eggs and wash the parts with dish soap and a sponge. Easy to use. The egg cooker heats up quickly, you don't have to wait long, so you can enjoy eggs in a short time. It has a timer shut-off function, when the water boils dry to avoid further hazards, the use is very safe. Warm tips: fill the measuring cup with water to the desired boiling water level, press the on/off button once, you can choose the appropriate cooking time according to your needs. 8 minutes is a soft-boiled egg, 10 minutes is a medium-boiled egg, 11 minutes is a medium-boiled egg, and 15 minutes is a hard-boiled egg. SIMPLE & PERFECT EGGS IN AN INSTANT. This is an electric egg cooker that can steam two eggs at the same time. The egg holder can be freely disassembled, which is very convenient. Hard-boiled eggs can be crushed and mixed with salads and added to sandwiches or burgers. Perfect gift. The egg cooker is suitable for dorms, apartments, RVs, camping, etc. The egg cooker is small and lightweight, making it easy to store in a drawer or simply use as a fun and easy addition to the kitchen counter in any home kitchen.