The pan that does it all - The de Buyer carbon steel Mineral B. Made of 99% iron and 1% carbon our carbon steel pans are as slippery as a brand-new nonstick with better sear and without any synthetic coating. Protected with our signature beeswax finish your pan will withstand oxidation during shipment and help with the seasoning process. Easy to season for a natural nonstick finish. The more you use it, the better it performs. The darker they becomes the better the nonstick.