Non-stick 3-ply metal wok This new 3-ply Stainless Butter Warmer is notonly an essential component to every day cookingbut alsofor special occasions. Ideally shapedfor warming and pouring butter, syrup, orany type of sauce. The exterior layer is High-quality SUS430 stainless steel. It has excellent thermal conducting ability and ennables immediate conduction of heat. The cored layer is pure aluminum layer. Superior pure aluminum material forms heat conducting buffer, which enables even conductionof heat to the whole cockpit, thus constant temperature is ensured. In this case, scorched, sticky or burnt food and smoking problem are prevented from uneven heating. The interior layer is high-quality SUS304 superior .The extremly high surface density prevents oil wasting caused by pot gaps. Also, it is acid-resistant and alkali-resisting,which enables the cooked food with bright color and natural nutrition preservation. Features: 1. Beautifully polished, magnetic stainless steel exterior layer. 2. Pure aluminum core that not only covers the bottom of the pan but also extends up the sides. This allows for great heat conductivity as well as an even heat distribution 3. Stainless-steel interior layer/cooking surface. 4. Long, polished stainless, stay-cool handles. 5. Sturdy, non-corrosive stainless-steel rivets won't react with foods. 6. Polished stainless-steel lids fit evenly with the pans edges to seal in flavor of your foods. 7. The Stainless collection is compatible with an induction stovetop in addition to gas and electric stovetops.