3-layer Japanese-style Stainless Steel Lunch Box Insulation Bento Food Picnic Container Multi-color (Blue) It is easy to carry, compact and lightweight. You can choose to take 2 layers to work or school. Micro-fabrication ventilation so that the air flowing smoothly, ensuring the fresh food inside, with side leakage prevention function. Environmental health, easy to clean, Silicone ring enhance the sealing effect, PP material outside, Stainless steel inner. Insulation persistent and heat preservation, Great for cold viands, cooked food, soup and much more. With double handles, easy to be carried, non-toxic and safe in use.