Portionware 10-piece set. Includes 5 polypropylene plastic bowls and lids. The sizes are 1/2 cup, 3/4 cup, 1 cup, 1-1/2 cup and 2 cups. Each bowl has a fill line. Lightweight, durable and portable, portionware is great to take anywhere. Top-rack dishwasher safe. Do not use in a microwave or oven.
Disclaimer: The lids are very tight. If you have trouble opening things, this may not be the best product for you.