COOKING PIERROT, microwave-safe (Set of 3 food storage containers) Cute design with character illustrations. - Type: Food storage containers - Set includes: Set of 3 - Design: With character illustrations - Features: Microwave-safe These food storage containers were a gift. Heat resistance: 140°C (284°F) Cold resistance: -30°C (-22°F) Date setting function. I don't know when I received them. (Sorry...) The original box has deteriorated with age, so I will ship them in a new box (Kuroneko Yamato Takkyubin 60 size box). (Rakuraku Mercari delivery, anonymous shipping.) Although they are unused, they have been stored at home, so if you understand this, please consider purchasing them. Thank you for looking. For the discerning lady For the discerning lady