WarmTip : Before initial use and after subsequent uses egg cook, hand wash with warm, soapy water Features: 【Material safety and reliability 】: Food grade plastic fast heat transfer aluminum inner layer, safe and health, heat resistance. Steam cooked eggs are tender and nutritious. 【Adjustable 】 ：Make your ideal boiled eggs, which can be kept fresh, soft and nutritious through boiling, 4-6 minutes for soft to medium boiled and up to 8 minutes for hard-boiled. 【Size 】 : L*W*H: 13.5*14*15.5cm(5.51*5.51*6.30in).Interior shelf holds up to 4 eggs upright. 【Best gift 】:Great for all ages and cooking with kids.On a morning, you can quick boiled eggs for salad toppings, breakfast casserole, easy egg salad, breakfast burritos, enhancing soups, pasta and more.