Drinking container with bottom cover

A drinking assembly, comprising:

• an external container comprising a container wall having an outer surface and an inner surface, the external container including a mouth having an upper edge, and an open bottom end;
• an internal container positioned inside the external container, the internal container comprising a container wall having an outer surface, an inner surface, a mouth, and an open bottom end;
• wherein the diameter of the outer surface of the internal container is smaller than the diameter of the inner surface of the external container so that a gap is defined between the internal container and the external container when the internal container is positioned inside the external container;
• and
• a bottom cover that is removably connected to the bottom ends of the internal container and the external container.