Advertising? Yes, please! Bargain hunters beware! If you don't want to miss any offers in your region and like to browse through advertising brochures, you can now be on the safe side. Simply attach the wind- and weatherproof film label to your letterbox or newspaper box and never miss any special offers again. There are three labels per pack with a format of 79 x 34 mm, so the labels fit on every letterbox and newspaper box.