The Souper Cubes® 1-cup tray makes freezing and storing soups, sauces, and stews both easy and convenient. • Made from 100% FDA food-grade silicone • Embedded steel frame prevents flopping • BPA free • Dishwasher safe • Easy to portion: These containers come with convenient fill lines at ½ cup, 1 cup, 125 mL, and 250 mL • Oven safe up to 415F (trays only, do not put lids in oven) We’re a small family business dedicated to creative and convenient meal prep solutions. Souper Cubes is passionate about food and helping families enjoy more delicious meals at home. We have a 4.8 rating, over a 99% sell through rate, and have been featured on Shark Tank.