This is common photo size acrylic sign holder. This is a great way to display one or many photos in your home, business or anywhere you want to hang photos so they are protected and kept flat. Photos will tend to curl on the corners with time and exposed to sun or many temperature and humidity changes left on their own, but not in one of our signhlders. This sign holder is landscape or horizontal orientation and mounts with 2 screws. or small nails.