The half size 120 oz fiber catering pans are made from bamboo and unbleached plant fiber, an annually renewable resource. These trays are soak proof, work well for hot or cold items, and are freezer safe. Great for caterers storing, transporting, and serving appetizers, entrees, sides, and desserts at caterered events such as banquets. Certified compostable in 2 to 4 months in a commercial composting facility.