Perfect Eggs Every Time : Cooking eggs to your desired firmness is easier than ever! An easy to use measuring cup with firmness markings is included, allowing you to cook your eggs to desired hardness of soft, medium or hard and make it consistent every time. Balanced Nutrition : The shaker is suitable for eggs of all shapes and sizes, ideal for egg yolks and whites that are perfectly mixed together. No longer worry that the baby doesn't like to eat egg yolks. Keep the best nutritious golden egg for older and child. Easy To Operate : Easy to operate, pull the rope and the machine started to spin, during which it will relax the hand muscle and make you or kids happy. Widely Used : The shaker is suitable for eggs of all shapes and sizes, great for eggs yolk and white perfectly mixed together. Long Service Life : The high density pulling rope, good wear resistance, high strength, long service life. Read Less