Stainless Steel Insulated Multi Layer Bento Food Container Storage Lunch Box 1L Features: Easy to Carry Flexible Lock Catch Sealing Design,Can Be Put in Microwave Oven for Heating, It is With Insulation Bag Can Keep Warm for 2-4 Hours. Sealed with lid for more fresh-keeping lunch box Sealed with lid for fresh-keeping, meals are locked and fresher You can add boiling water to keep the food warm. The stainless steel inner compartment of the lunch box can add boiling water to keep the Product Description: Product packaging: OPP bag+kraft paper box Weight of lunch box: 530g with box, 570g with chopsticks and spoons. Lunch box size: 26.5 * 19.5 * 5.5cm Product specification: [Student style three and four compartments], with a capacity of 1L. Product grade: food grade stainless steel [first-class product] Product material: inner layer/304 stainless steel Outer layer: plastic bento box adult Snack Boxes Stackable Lunch Containers for Work Travel School Office bento box for kids snack box container Lightweight Microwave Freezer Dishwasher Safe bento box adult lunch box snack boxes for adults Kids Portable bento boxes bento snack box BPA Free Silicone Reusable stainless steel bento box fathers day snack box