Red Nosed Reindeer Silhouette Christmas Static Cling Window Decals Removable and Reusable Holiday Clings They come on a 22" x 18" Sheet Individually contour cut material can be reused season after season. Static Cling (no adhesive) great for glass and mirrors. These have no adhesive on the backs and can be cleaned with a damp cloth. (keep the backing material). From the outside it will look like a shadow (silhouette) of the design. Please note: These clings are only viewable from both sides.