iron wire with a non stick layer, this square shaped rack prevents food from sticking and is easy to clean Perfect for home cooks, baking lovers, and anyone who enjoys making bread Keep your bread at its best with this non stick bread cooling rack Its foldable design allows for easy storage and portability, making it a must have tool for any baking enthusiast Use it in your oven or on your baking counter to cool your freshly baked bread and other treats