Durable Disposable Aluminum Oven Liners #7100- 18&rdquo; X 15-1/2&rdquo; (75) Foil over liner dimensions:18" x 15" Depth: " 30 gauge aluminum foil Catches drips and makes cleanup easier, no more scrubbing the bottom of the oven. When used with a gas oven be careful not to cover vent holes in the oven bottom Fits Any size oven. Also can be used as a oil drip pan Made in the U.S.A- 100 % recyclable