Wilton 2105-977 Recipe Right Air Cookie Sheet, 16 x 14 Inch, Large, Silver Get almost perfect cookies every time with this air-insulated cookie sheet Non-stick surface for easy release and quick cleanup Material: Steel 16 x 14 in. (40.6 x 35.6 cm) Limited 5-year warranty; before first and after each use, wash in warm soapy water for best results