Use the Spec101 Cookie Gift Boxes with Window 30 Pack Set to professionally store, display, and transport your baked goods. Heavy-duty paperboard construction keeps your baked goods safe, while the built-in windows offer a generous peek at your yummy creations. Use these dessert boxes with windows as candy boxes packaging containers, charcuterie boxes with windows, macaron packaging trays, muffin boxes with windows, fudge containers with lids, or small cookie delivery containers. Pre-bent edges make assembly easy. Once folded, each long gift box with window measures 16 by 6.5 by 2.5 inches. Delivered flat for easy storage. Add stickers to advertise your business or decorative ribbon to use these pop up boxes as gift boxes. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.