Static Cling Window Hawk 2 per pkg. (Replaces the VIHAWK). Contains one pair static cling Hawk Window Decals. Keep birds from hitting your windows with a Hawk Window Decal static-cling hawk decal. Heavy vinyl film clings without adhesives, no sticky mess on your window glass. Birds avoid glass panes when this predator silhouette is placed on them. Can be easily removed and reapplied. Clings to any glass surface. Actual size is 13 inches.