For use on Glass, Tile, Formica, and wood surfaces. 1. Clean surface and leave to dry thoroughly 2. Peel off backing plate. Take care not to touch the adhesive. 3. Place the plate carefully on the desired spot and press firmly. size: 15 cm x 6 cm approx Material : Aluminium  A protect sleeve on surface to prevent scratch. Quality Sign with Water Proof Material.  Package Included: 1 X Dog Sign