FOOD GRADE SILICONE: 2-Cup Silicone Soup Freezer Mold are made of food grade silicone. WIDE HEAT RESISTANT RANGE: From -104 to 446(not the lid); BPA Free, no odor and no toxic. Safe for oven, fridge, freezer and dishwasher. Just feel free to enjoy much healthier treats with your family and friends. Include: 4 Pcs. PORTION CONTROL: Each compartment of the soup ice cube tray has clear filling lines to help you freeze food in 4 perfect portions, our soup containers come with convenient fill lines at 1-cup, 1.5-cup, 2-cup, 250 mL, 375mL and 500 mL. Clear tight fitting lid allows for stacking to keep your freezer tidy and organized, stops frozen cube from absorbing freezer odor to keep your food fresh. Easy to store & save space. MULTIPURPOSE: You can use WALFOS food freezer container to freeze, bake, and store your favorite foods like broth, soup, pasta sauce, stew, leftovers, chicken stock, curries, chilis, porridge, juice, smoothies, large ice cubes, cookie dough, mini loaves and