This Ceramic Oblong Baking Dish Set is designed for use in ovens (up to 400 degrees), is freezer safe, microwave safe, and dishwasher safe. The set includes two oblong baking dishes. The larger is 16” x 7” x 1.5” and the smaller is 12” x 5.75” x 1.5”, making it perfect for baking a variety of foods.