Energy Saver/Flame Protector - 11" Diameter
Details
https://www.kuhnrikonshop.com/energy-saverflame-protector-11-diameter/KHN+2080.html
Item #
KHN 2080

The Energy Saver protects the outside of pans against discoloration caused by gas flames.
Never immerse the hot Energy Saver in cold water. Clean when warm in hot water, using a brush or soft cloth. Never use abrasive cleaning agents.