Sistema 1142 Small Microwave Cookware Soup Mug, 19.1 oz, Red Soup Mug specifically designed for the microwave; 19.1 ounce capacity; measures 5.25 Inch diameter by 4.25 Inch high Features Sistema KLIP IT easy locking clips; steam release vent in lid for splatter-free heating, cooking Perfect for soup, noodles and hot drinks on the go; heat in microwave with lid on and steam vent open Designed and made in New Zealand from 100% virgin plastic; Phthalate free; BPA free Dishwasher safe (top rack); microwave, fridge and freezer safe