Material type Stainless Steel Number of containers 4 Capacity of containers 3 X 300 ml 1 X 400 ml Colour Silver Best usage OfficeSchoolCollegePicnic Microwave safe No Leak proof Yes Insulated Yes Keeps food hot or cold for long hours Elegant design to carry your lunch in style Insulated stainless steel lunch box Doublewalled insulated case with carrystrap Containers in a collapsible frame your meal will be spillproof and easy to handle Contemporary brushedsteel finish and a 100 rustresistant body