There are window clings available in English and in Spanish free of charge to download, print and use in your campaign. The pdf file is available to download for printing.
The file will open in a new browser window then go to file "save as" and save the file onto your computer. You can then take the file to any print company and they will be able to print the stickers for you. Download the printing specs [1]pdf for detailed instructions for the printer.
Download the English [2] PDF
Download the Spanish [3] PDF
Links:
[1] http://www.nsvrc.org/../../../../../../default/files/file/Rural%2520PSA/Rural_PSA_Printing-Instructions.pdf
[2] http://www.nsvrc.org/sites/default/files/file/Rural%20PSA/Window%20Clings/Rural_PSA_Window-Cling-English.pdf
[3] http://www.nsvrc.org/sites/default/files/file/Rural%20PSA/Window%20Clings/Rural_PSA_Window-Cling-Spanish.pdf