Stainless Steel Bento Box Adult Lunch Box Portable Insulated Food Lunch Container Set with Thermal Lunch Box 4 Separate Stackable Lunch Container for Adult Kids Men Women

5-in-1 Bento Box Set: Small container(420ML/1.6cup)*2, Large container(550ML/2.5cup) *2, Insulated Lunch Bag *1., 18/10 304 Stainless Steel: Both the container tank and utensils of the lunch box are made of 304 stainless steel with excellent corrosion and oxidation resistance. Easy to maintain., 100% Leakproof: With separate lid for each container, your lunch would never get mixed. Roud upgraded silicone ring is applied to each lid, and spiral seal instead of buckle seal makes it entirely airtight and leakproof., PU foam insulating layer: High-density insulated pu foam is applied to the middle layer, which makes food stay warmer than those with vacuum layer. At room temperature this food thermos will keep warm/cold for 3 hours., 3-Layer thermal lunch bag: The lunch bag adopts sratch-resistant oxford cloth as surface, moisture-proof and thermal pearl cotton as padding and smooth aluminum foil as liner, extending thermal time to 1h longer.