Design your own etched glassware and mirrors with Armour Over ‘N' Over Glass Etching Stencils. These reusable, self-stick stencils work with Armour Etch Glass Etching Cream on flat or rounded non-porous surfaces. They come in a wide variety of motifs that can be mixed and matched, plus blank stencils for creating your own designs. - Armour Over ‘N' Over Glass Etching Stencil - BlankOver n Over Stencil, BLANK STENCIL MATERL - This blank stencil can be used in most stencil cutting machines but is not laser compatible. Sheet is 8"H x 5"W (20.3 cm x 12.7 cm).