Baking Surface Dimensions: 17.25 x 12.25 x 1 inches
Outer Dimensions: 17.75 x 12.75 x 1 inches
Material: Aluminized Steel
Product Description: Our Half Sheet and Baking Mat Set is a must-have for anyone who wants an alternative to lining their pans with parchment paper or foil. Use the half sheet pan as is or add the baking mat for extra oily recipes to prevent your pan from discoloring.