Blackout Window Cover Set

FIG. 1 is a front elevation view of a blackout window cover set, in a fully closed configuration, showing the new design;

FIG. 2 is a front elevation view of the blackout window cover set, in a partially open configuration; and,

FIG. 3 is a front elevation view of the blackout window cover set, in a further open configuration.

The dot-dash broken lines illustrate the periphery of the drawing views and form no part of the claimed design. The remaining broken lines show portions of the blackout window cover set and environmental structure the form no part of the claimed design.