Real Estate Door Hanger - 4 x 10.5 Round Handle Door Hanger with Business Card Insert. Keep your message hanging around and attach your business card! Full-color door hanger can be used to promote any product, service or company in a creative and fun way. Perfect for schools, libraries, offices, hotels, motels, any place with a door. Sturdy 14 pt. laminated product. Write-on/wipe off surface not available.