Material: Food-grade, high-quality stainless steel interior with a durable outer casing.Set Composition: Includes three distinct nested sizes.Capacities: 2.5 Liters, 5 Liters, and 8 Liters.Key Feature: Double-wall insulation designed to preserve heat and keep meals warm for extended periods.Design Elements: Secure-fit locking lids equipped with integrated top handles for easy transit and portability.