OXO Good Grips Non-Stick Pro Cooling Rack and Baking Rack
A cooling rack is used for cooling baked goods like cookies and cakes. You can also use it to roast or cook on when placed on top of a sheet pan, but this is a secondary use. People sometimes use cooling racks to decorate cookies and baked goods (ie: drizzling chocolate on cookies or putting a glaze on donuts or cakes.