Armour Etch etching cream is a special formula that removes a fine layer of glass from glass to give them an etched appearance. It comes in a 2.8 oz. bottle with childproof cap. Any paper with a sticky back can become a stencil. Apply the cream with a brush and in 5 to 10 minutes your project will be etched. Instructions are included on the bottle. IMPORTANT SHIPPING NOTE: Government restrictions prevent shipping many products by AIR, including Armour Etch. This item CANNOT BE SHIPPED to Alaska or Hawaii, or outside the U.S. with the exception of UPS ground shipments into most areas of Canada.