Royal Economy Crab Shells, Package of 250 PRE-PORTIONED SERVINGS: Food shells are perfect for creating and serving equal portions of food. Great for ensuring that each guest receives the same size dish- helps satisfy guests and saves on the cost of food. SIZING: These crab shells are the smallest in our collection. They are 5.5" in length, and 3.75" in width. They are in the shape of a small crab shell- perfect for appetizers! FREEZER AND OVEN SAFE: Our food shells are both freezer and oven safe. They can be filled with food, covered, and stored in the freezer for short periods of time before cooking or heating in the oven. (Not designed to be a long-term storage solution.) CONVENIENT SERVING: Using food shells means serving a crowd is easy! Simply place each filled food shell in a serve yourself display, and allow guests to pick their own. Or, serve and distribute with ease. No need to scoop and serve foods onto each plate. Perfect for restaurants, catered events, and parties! DISPOSABLE! This item is intended to be used one time only. This makes cleaning up efficient and easy. They are made from aluminum, and can be folded and thrown away after one use.