Perfect for storing dumplings, meat pies, pasta, lasagna, noodles, and sushi.The unique design prevents dumplings from sticking together with a concave-convex pattern on the bottom. Space-saving stackable flat rectangular design for easy storage in the refrigerator.Made of durable food-grade PP plastic, it is safe, reliable, and easy to clean.Convenient cover and timer design for easy access, cleaning, and food preservation.