Description: 【Two-Layer Design】This millefeuille baking tray features a unique two-layer construction that helps to prevent the pastry from expanding too much while baking, ensuring the best texture for your delicate millefeuille layers. 【Perforated Surface】The tray is equipped with a perforated surface that promotes even heating distribution, allowing for a consistent bake and a crispy finish to your pastries. 【Durable Material】Crafted from aluminum alloy, this baking pan is durable It resists warping and can withstand the rigors of frequent baking sessions. 【Multifunctional Oven Tray】While designed with French Napoleon desserts in mind, this versatile tray can also be used as a cookie baking sheet, making it a practical addition to your kitchen bakeware collection. 【Prevents Over-Expansion】Mille Feuille Baking Pan with 2 layer design that effectively prevents the over-expansion of puff pastry, giving you the control needed to create professional-looking millefeuille and other layered pastries.   Specification: Material: aluminum alloy Size Chart: Total Size: 30cmx40cm/11.81inchx15.75inch Package Includes: 1 Set Baking Sheet(2 Pack) Note: Please allow slightly errors due to manual measurement and different monitors.