Glass Acid with CrilGlass Brush 90g Cream acid to grind glass, mirrors, windows or glasses. Ideal for use with customizable templates. Includes a brush for application. Shake before use. Method of use: - Clean the surface. - Cover the areas you do not want to record. - Apply a generous layer of the etching cream with the brush. - Let it rest. - Rinse the piece with water to remove residue. Quantity: 90 grams Brand: CrilGlass