|From crispy crusts to scrumptious cookies, this Crestware half size perforated aluminum bun / sheet pan can handle all of your favorite bakery products. Its perforated design allows for better air flow to provide crispier crusts and thorough baking. This durable, cookie-style sheet is sure to be a staple in your busy kitchen. Its flat design ensures even baking, perfect for a variety of baking needs. Crafted from 18 gauge aluminum with wire located within the rim, this pan is built to keep its shape after repeated use!