Product Quality Grade: Food grade safety materials</br></br>Container Material: PET / PP / TPR</br></br>Features: Recyclable / Healthy / Stackable</br></br>Bearable Temperature Range: -32°F—158°F degrees Fahrenheit</br></br>Color：Grey / Clear</br></br>Package Include: 1 large container (4.5 L), 1 medium container (1.7 L), 1 small container (0.48 L)</br></br>PLEASE NOTE: Cannot be used in dishwasher or microwave oven!