Create permanent designs on glass or mirror surfaces quickly and easily with this handy cream. This fast-acting compound lets you decorate windows, mirrors, household glassware, picture frames and more. Use it with a pre-cut, glass-etching stencil or with a stencil you create yourself. Details:Available in multiple sizesEasy to usePermanentWon't etch plastic or some Pyrex®Not recommended for etching large areas of glassNot intended for use by children