These are prints of original designs by Arrowyn Craban Lauer of Little Gold Fox Designs.
The card is 4.25 x 5.5 inches (A2) printed on a .025″ thick piece of sustainably-harvested wood veneer, and has rounded corners.
The back side of the card has a postcard design and it can be written on with a ballpoint pen, gel pen, or pencil and sent with a regular postcard stamp.