These great 12 oz. Natural Round Snap-Lock Plastic (PP) Containers come complete with a (PP) lid and are easy to open and use. They can be used to hold fresh berries, ice creams, gravies, hummus, pastes, ball bearings, soil conditioners, and many more items. These handy containers may be steam-sterilized, hot-filled, and fast-frozen without affecting their strength and performance. The handy Snap-lock Lid ensures a positive seal that reseals tightly time after time. Max Fill Temperature: 179.6F (82C); Max Freezing Temperature: -9.4F (-23C).