IPlace these in a cute bowl or card rack by your checkout, they are a PROVEN add on at point of sale!!! Hello Lovely!!! Made from my original artwork, my magnets are top sellers in my product line! Postcards are a unique and fun way to brighten someone's day! They aren't just for refrigerators, they can be placed in lockers, cubicles, even filing cabinets, etc.! Also, they are more likely to be kept longer than regular paper postcards. **Please see video below -Wrapped in resealable cellophane envelope -Write on back of magnet with metallic marker -Place in envelope provided -Mail in USA with single stamp (not provided) -appx 4x5.5" "I am a magnet" sticker on the front shows customers what's inside AND more helpful information is on the back of the packaging - see photos. Have a blessed day! Mia Moyad miamoyad.com