The Chicago Metallic 30850 half-size bun or sheet pan is a workhorse for commercial kitchens and restaurants, designed for durability and performance. Crafted from high-tensile-strength 18-gauge aluminum, this StayFlat® series pan resists dents and bending, even under high-temperature use. Its reinforced sides, featuring a steel wire rim, provide an extra layer of protection, while the concave bottom prevents bowing, ensuring a flat baking surface every time. Ideal for baking cookies, cinnamon rolls, and other desserts, this pan is a staple in any professional kitchen, offering both longevity and consistent results. Whether you're a bakery, café, or restaurant, this Chicago Metallic baking sheet delivers the durability and performance you need for high-volume production.