Note:This is a regular lunch box and cannot be kept at a constant temperature all the time. This product size is small, please pay attention before placing an order!!!Bento Lunch Box for Easy Open Lunch Containers for School Lunch and Office The Interior lunch food containers for is made from high quality food-grade stainless steel SS304 which will never rust and is naturally BPA-free. these quality material of lunch storage containers for adults does not retain flavors or scents, so you can use it over & over again for daily routine, this food containers for hot food also have silicone wrapping can not only enhance the insulation, but also make it easier to be carried around without leakage. Specification: Materials: The outer layer is made of foodgrade PP material, so it is safe to use.Convenient: With tableware storage location, easy to access.Non Slip: The bottom is nonslip and stable.�Size: 6.7 inches length x 6.7 inches wide x 2.4 height. Package included: 1 x lunchbox containers Leakproof & Darable: The whole lunch box is designed to be leak-proof. Build in the small compartment seal ring for packing liquids or sauces alone, mess free. While the seal ring around the side to keep the box from leaking. Detachable Stainless Steel Liner: The stainless steel liner can be taken out separately, making daily cleaning easy and convenient. Easy To Clean: All the accessories of the lunch box can be cleaned separately, convenient to clean and easy to install. With tableware suitable for and , it is more convenient and practical. Compartments Design: With 2 compartment to keep lunch items, snacks separated and fresh until ready to eat. Wide Application: Our bread box is ideal for use in the office, work, school, kindergarten, picnic as snack box or wherever you want to go.