An insulation cover for a liquor bottle is provided to interrupt an air flow around the liquor bottle without freezing a plate or a container to maintain a temperature of liquor while a user drinks liquor. A plate(100) is formed of a rubber square plate to cover a side of a liquor bottle, having predetermined thickness, length shorter than the liquor bottle, and width covering a circumference of the liquor bottle. A plurality of absorbing rubbers(110) are fixed at an inner peripheral surface of the plate to absorb the liquor bottle with absorbing parts facing the liquor bottle when the plate covers the liquor bottle. The plurality of absorbing rubbers make the plate to be attached to the liquor bottle or be detached from the liquor bottle.
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