do not disturb sign door hanger sign,welcome please knock sign pu leather, for home and business (red + green) 2 pack smasor measures 8.85 x 3.35 x 0.1 inches, comes in a pack of 2 double sided; black side says please do not disturb, and green side says welcome please knock it has the polite "thank you" on both sides made of durable pu leather, suitable for all doorknobs and doorknobs. easy to read from a distance. excellent decoration for your doorknobs. ideal for offices and any room where you need to be left alone