Surpahs Melamine Mixing Bowl Set, Salad Bowls, 3 Pieces (2Qt, 3Qt, 4Qt) Thick and heavy-duty 3 bowls set: 2 Qt, 3 Qt, 4 Qt bowls nested inside of each other for easy storage FDA Approved Melamine. BPA Free, safe to serve food. Perfect for mixing, serving, storing and other kitchen, outdoor picnic prep works. Durable construction, chip resistance, stain resistance. Non-slip gasket on the bottom of each bowl provides improved grip and surface protection Top rack dishwasher safe. Not for use in the microwave or oven. Costco quality. Beyond the Amazon's A-Z protection policy, you are backed by Surpahs 100% satisfaction guaranteed program, welcome to compare.