About this item STAINLESS STEEL: The adult bento box is made of high quality stainless steel material, which safe and harmless LARGE CAPACITY: 1.3L / 44oz capacity and hierarchical bento lunch box to meet the capacity requirements daily. WITH COMPARTMENT: The lunch box is with a compartment that can store different food, soup, fruit and avoid tainting between food. DOUBLE WALL: Double wall vacuum insulation, better insulation effect. (External temperature reference 23℃ / 73.4℉). CONVENIENT LUNCH BOX: According to your like can split and combine the layers, helping you pack food and eat lunch easily.