Bagasse, the material of this item, is microwavable, freezer-safe, and can hold temperature's up to approximately 180 degrees Celsius
This paper food tray is microwavable, however caution is recommended when microwaving and or using in an oven, as the item is still a paper product and capable of melting.
According to the manufacturer the dimensions are as follows:
Width (measured at widest point): 4 5/8"
Height (base only): 2.5"
Height (total including dome): 4 1/4"