1.Commercial quality: bread pan made of aluminum alloy, Thickened 0.5 mm,the bottom of the ventilation holes, easy air circulation, so that the baking is uniform and outside and inside the crispy 2.SAFETY AND HEALTHY:The food-grade nonstick coating works well at 220°C/428°F, and it makes a loaf of bread approximately 13.4 x 5.3 x 4.8 inches. 3.Bread Shape : The Pullman pan's straight sides and included lid ensure that the bread rises evenly, resulting in a loaf with perfectly square sides This uniform shape is not only visually appealing but also practical for sandwiches and other applications where consistent bread slices are desired. 4.Batter Baking : Beyond just sandwich loaves, the Pullman pan is ideal for a variety of bread types, including enriched breads, gluten- or grain- recipes, and breads with swirled or layered fillings Bottom breathable hole design,when you need to bake with batter, you just add a piece of parchment paper