Material: forged aluminium in cast look base: induction base, approx. 4.5mm thick sealing: brand new 3 layer premium non-stick coating with maximum scratch resistance. Very hard, rough and therefore extremely robust and durable, 100% PFOA-free. Handles: designer plastic handles with soft-touch effect and flame-retardant cooker types: gas, electric, glass ceramic, halogen, induction: 4