Material: Stainless Steel 5 different sizes for different storage (Diameter: 10 cm, 12 cm, 14 cm, 16 cm, 18 cm) Each bowl includes a plastic lid that snaps on to form an airtight seal to keep food fresh and easily stores leftovers Included: 5Pcs Sealed Crisper Elegantly designed with 5 stacks Designed to be practical, easy to store, and durable, making it ideal for keeping vegetables or fruits fresh keep vegetables and fruits fresh.