I know this looks very well loved and it was. It was actually a wedding gift back in the early 90's. It still works and latches as intended. These are the best.

Pampered Chef Micro Cooker Steamer.

Here's some information about it:

Function: It's designed for microwave cooking and steaming, suitable for quick meal preparation or reheating.

Capacity: This specific model is a 4-cup (1 quart) size.

Material and Design: It's made from durable plastic and features a snug lid to retain heat and nutrients. The design is a sleek brown, and its compact size allows for easy storage.

Origin: It is made in the United States.

Usage Examples: It can be used for steaming small servings of vegetables or potatoes, melting chocolate or butter, and even cooking rice or quinoa (though larger sizes are recommended for rice/quinoa to prevent boil-overs).