... to 400c food-grade silicone bowl lid safe for oven,microwave,can pass FDA,LFGB silicone sealing lid 1) made of 100% silicone ... 2) Endure -40C to 220C 3) Suitable for oven, microwave &deep-freezeFeatures ... -Lasting, Unbreakable, Long time use silicone foldable/collapsible bowl with lid. silicone lid