Thank you for viewing! I bought this new and used it only once. No instruction manual. Skater Microwave Cooker Fluffy Omelet Maker Tamagoyaki Made in Japan 800ml KFEM1 Size: Width 10.6 x Depth 10.6 x Height 13.8cm (including handle) Material: Polypropylene Country of Origin: Japan Description Microwave cooking utensils that allow you to easily make omelets in the microwave. Put the eggs in and shake the handle. Heat it in the microwave and you'll have a fluffy omelet. The recipe is printed on the label. Perfect for quick cooking, such as sandwich fillings and side dishes for lunch boxes.