Food Grade MaterialFeatures a Premium Quality 5-Ply 316#Stainless Steel base with thick aluminum core for fast heat absorption.Our Frying Pan offers superior stick resistance and easy maintenance, plus wont react with food.Heat is evenly distributed across the whole frying pan,cooking foods faster to save you time.Also our professional-grade tempered glass lid which is 4 times stronger than untreated glass lids. Professional Non-Stick CraftOur cookware adopts laser honeycomb engraving process on the inside and bottom. The honeycomb structure of the inner pot can create a layer of air pockets between the food and the bottom of the pot, which can effectively place the sticky pot and allow the ingredients to be heated evenly. The energy-gathering annular pot bottom conducts heat faster, and the pot body is not easy to turn yellow and black. Easy Clean & Scratch ResistantThe stainless steel pan with lid is dishwasher safe, can be cleaned using scorching or steel wool pad