18/10 Cr-Ni stainless steel Super capsule base that provides homogeneous heat conduction Ergonomic, hand-free, special safe stainless steel handles and hills The lid that imprisoned the steam 8 mm extra thick base Technology that traps heat Long-term protection Healthy storage Induction compatible The specially trimmed aluminum surfaces on the steel capsule base create an extra efficiency in heat conduction. This saves time and energy. Before the first use, clean with hot water and dishwashing detergent. Do not leave it on the stove for a long time without food in it, which is thirst less and lean. Do not use hard metal brushes during cleaning. It can be cleaned in the dishwasher.