Yumbox Presto Leakproof 18/8 grade Stainless Steel Bento is designed for kids and adults alike! The 5 compartment stainless steel tray makes it easy to pack a nutritious lunch for work, school, sports and travel. Made with high quality stainless steel and silicone. Its molded silicone lined lid engages with the tray making Yumbox leakproof inside and out (*not water*). Pack dips next to crackers with no worries.