The Nifty Solutions 3-tier Oven Rack helps you use your oven space more efficiently. It permits you to cook as many as three levels of large casseroles together with a sizable roaster. Nifty’s 3-tier Oven Rack is uniquely designed to fold flat for simple and compact storage and it is also dishwasher safe.Nifty Home Products was conceived in 1991 with founder Frank Tiemann. Since that day, Nifty Home Products has been founded on the idea of solving everyday dilemmas with unique and innovative solutions. Since 1991 Nifty has marketed over 50 products, and now holds design and utility patents on all current products.