Is your universal lid oven safe? Amanda September 26, 2018 15:00 Updated Follow The universal lid is oven safe up to 350 degrees Fahrenheit. It is not microwave safe. Related articles How should I clean carbon steel? Where is Made In cookware actually made? What type of tools can I use with your cookware? What makes carbon steel better than cast iron? Do I need to season carbon steel? Comments 0 comments Article is closed for comments.