MY&LY Silicone Steamer, Strainer Basket, Pot Drainer Made from heat-resistant silicone, so will not stain, nor retain food tastes and odors 3 function in 1: steamer, strainer, pot cover. washmachine safe. Withstands heat up to 650 degrees F (340 degrees C); durable nylon core Great for everyday cooking; can also be used in the microwave size: 9 inches.