Here are a breakdown of each of the 9 Layers which allows this cookware to cook food so Pure. Layer 1: AISI 430 Stainless Steel (For Induction) Layer 2: Aluminum Alloy (Distributes Heat) Layer 3: Pure Aluminum (Distributes Heat) Layer 4: Aluminum Alloy (Distributes Heat) Layer 5: T-304 Surgical Stainless Steel Layer 6: Pure Aluminum Layer 7: Carbon Steel Layer 8: Pure Aluminum Layer 9: T-304 Surgical Stainless Steel

• Set is made from Fully Polished 9-ply Capsuled Bottom T-304 (18/10 Stainless Steel) for the ultimate even Pure heat distribution.
• Each pot is stackable to save time and energy while cooking. Meats on the bottom, vegetables on top.
• European design along with Swiss Quality Control warrants that this cookware will last a Lifetime.
• Each pot comes with Heat Manage Thermometer Knob and Turbo Induction bottom, so you know the exact temperature you're cooking your food.
• The material used to make this set is the same Stainless Steel material doctors use on their medical equipment.

Set is made from Fully Polished 9-ply Capsuled Bottom T-304 (18/10 Stainless Steel) for the ultimate even Pure heat distribution.Swiss Hufeisen