This is a vintage 1940s FoodSaver dish made by Federal Glass. It is a small, square-shaped container made of clear glass with a lid that nests. The container has one compartment and one slot. It measures 3 1/2" in length, width, and diameter, and 2 1/2" in height. It is reusable and easy to clean. The dish is an original and not an antique, and it is part of a set of two. The product is perfect for food storage and organization in the kitchen. In fantastic condition, no chips or cracks