By lifting the weight and then releasing it to crack the tops of the egg and you will get a circle cracked into the shell, which can be easily removed by hand or use a spoon or cutter in the seam. The dome will fit right over any egg. Suitable for any egg, whether small, medium or large. Features - Color: Yellow -Material:Steel, plastic- Size: 8.30X5.70X1.80cm/3.26X2.24X0.71in - The egg topper cutter is made of steel, plastic material, which is durable and practical for the long-term use. - Surface mirror polishing process, smooth texture, beautiful and durable, which is easy to use. -With this egg cracker topper, you can greatly improve your cooking and baking efficiency. - Rigorous process, seemingly simple, but everywhere is delicate.Easy to clean and can be cleaned in the dishwasher - Convenient for you to carry and store, excellent texture, will not rust easily, and has a good practicality. Packing list: 2 x Egg Shell Cutters