An insulated beverage protector for sealing and storing an open bottle comprised of: (i) a body having at least two sections, that removably attach to each other—(a) an upper section that is tapered and configured to snugly surround the tapered neck of the bottle and (b) a base section configured to snugly surround the cylindrical base of the bottle; (ii) a cover that removably attaches to the body; (iii) a stopper (stored within the cover) that removably attaches to the inside, top-most surface of the cover.