Demeyere-patented Inductobase 7-layer cookware base consisting of 7 layers with a heat-conducting core of pure aluminum. This 5mm thick aluminum layer ensures even heat distribution over the entire base for optimal cooking, even on low flame. 6.4 - 6-6mm thick. Welded stainless steel handles. Demeyere-patented Silvinox surface sealing. For all types of stoves, specially designed for induction stoves. Dishwasher safe.