Insulated lunch bag, 1918 series, navy blue. includes 3 containers: one white square container, one rectangular container with a navy blue lid and one airtight round navy blue container (with screw cap). thermal insulated interior (cold/hot) for better food preservation. full opening for better accessibility and cleaning. practical inner zippered pocket. adjustable and removable shoulder strap. 'ripstop' outer fabric: lightweight and resistant to tears and rips. fabric composition: polyester exterior and isothermal inner lining (p.e.v.a.). measurements: 23 x 20 x 11 cm. capacity: 3.5 litres