Never scrub baked-on messes in the bottom of your oven again! Simply place this non-stick mat on the bottom wire rack of an electric or gas oven. It catches messy splatters and spillovers so you can easily wipe them away. Even burnt, baked-on foods clean up quickly. Designed to fit a standard oven but can be trimmed to fit smaller models. Safe for convection ovens too . Wash by hand or in the dishwasher - use it again and again! . 16-1/4" x 23" (this item can be cut to fit your oven). USA made. Note: Baking dishes and pans can be placed directly on the oven liner. Do not use in homes with pet birds.