Klean kanteen vacuum insulated growler with swing lok cap 946ml description designed with high performance double wall vacuum insulation and 100 stainless 188 food grade interior klean growlers keep beer kombucha or cold brew coffee at their original tap fresh temperature and carbonation for hours on end as always the swing lok cap is removable all stainless steel and threadless for a tight seal and leak resistance features swing lok cap is removable all stainless steel