A beverage holder container cap that protects the top of a beverage protected by a beverage container holder. The beverage holder container cap includes a planar hinged cap adapted to cover a top portion of a beverage container holder, a first planar vertical stem extending downward at a 90-degree angle from the planar hinged cap and a hinge attached to an end off the first planar vertical stem to allow the planar hinged cap to be adapted to cover a top portion of a beverage container holder. The beverage holder container cap also includes a second vertical stem extending downward and adapted to align vertically with the first planar vertical stem and a planar attachment lip extending horizontally from a top end of the second vertical stem.