Our versatile Mainstays glass mixing bowl set, ranging from 1 oz. to 3.5 qt, has every bowl you need to prep, measure, mix, and serve – whether for soups, salads, sourdough bread, stirring cakes, marinating birria tacos, and so much more. Crafted from tempered-tough glass*, these mixing bowls offer lasting durability for oven* (preheated oven safe up to 425 F), dishwasher, microwave*, and fridge/freezer* use. The nesting design saves cabinet space, while the pure glass ensures they remain stain-free, warp-resistant, and odor-free. *Bowls 1 Quart & Larger are Tempered and Oven, Dishwasher, Fridge, Freezer, & Microwave Safe. Bowls 16 Ounce & Smaller are only Dishwasher & Fridge Safe