Gelert 1l food flask the gelert 1l food flask is constructed with stainless steel and a double wall design for excellent insulation properties complete with wide mouth for soups and stews and mug inside the lid food flask 1l capacity stainless steel construction double wall design wide mouth opening screw on lid extra mug retractable handle detachable carry strap polished internal for easy cleaning bpa free height 9 circumference 12 brushed