de Buyer Force blue is an extra-strong quality BLUED IRON. The heavy iron surface is blued thanks to a thermal treatment; no non-stick properties. Protection against oxidation during transport and storage. It has a 2mm thickness perfect for moderate power heat sources. It brings you homogeneous and optimal heat diffusion; it features firmly riveted long iron handle; it's suitable for all cook tops including induction but at moderate power. Definitely ideal for searing, browning, grilling.