A removable conformal liner for a beverage container is described. When the liner is inserted into an internal cavity of a beverage container, the body of the liner substantially conforms to the interior cavity. The container liner is adapted to provide snug cuffing over the lip portion of the beverage container. In one embodiment a container liner is configured for heat shrink cuffing. In another embodiment a container liner is configured for stretch cuffing. A system for manual, mechanized and a combination of mechanized and manual installation of the removable conformal liner is disclosed.