Mastrad Silicone Square Steam Cooker 42 Ounce Steamer (Raspberry) Square silicone steamer for both microwave and oven use, 42 Ounce Capacity Made from 100% pure premium silicone, food retains essential vitamins and minerals lost with other cooking methods Heat safe to 430 degrees fahrenheit, can be used in both oven and micowave; food is steamed in own juices, no additional fats needed; dishwasher safe Includes recipe booklet Mastrad is a French company renowned for inventive kitchen accessories that offer a full measure of quality, function, ergonomics and a pinch of style