Add lace to your window with cornstarch. Iron your lace and cut to fit. Mix 2 tbsp cornstarch with about an equal amount of cold water, then mix that in about a cup and a half of boiling water. Paint a thick layer on the window pane. Then apply another thick layer on top using random brush strokes being sure to get all the corners. To remove it, you just wash it off with warm water,
Here are three ways Home Depot customers have used this lovely Etched Lace Window Film. Artscape films are easily applied to any smooth glass surface. They do not use adhesives and are easily removed if needed. They can be trimmed or combined to fit any size window.