Insulated lunch bag, 1918 series, navy blue. thermal insulated interior (cold/hot) for better food preservation. full opening for better accessibility and cleaning. adjustable and removable shoulder strap, top handle. 'ripstop' outer fabric: lightweight and resistant to tears and rips. fabric composition: polyester exterior and isothermal inner lining (p.e.v.a.). measurements: 24.5 x 20 x 16 cm. capacity: 5 litres