Rust-Oleum Frosted Glass Spray PaintRust Oleum Specialty Frosted Glass Spray adds a semi transparent coating for decoration or privacy. Apply to glass or mirrors. Creates the look of custom etched glass when applied with stencils. For decorating or privacy Apply to interior side of windows and doors Easy way to create etching effect on glass Do not use on surfaces exposed to continual water contact Semi transparent coating creates an elegant design and finish making it great for stencil