This window-opening gift box is made of food-grade sturdy cardboard, which is perfect for packaging biscuits, coffee, chocolate, tea and French fries. It is also useful in food stores, bakeries, restaurants, retail stores, shopping centers, boutiques, or wherever you need it. Suitable for flat packaging and transportation, saving space before use. Other sizes can be customized. 6 1/2″ L x 3 7/10″ W x 3 11/20″ H.