The SimpoSquare™ A Frame is convenient and easy to use. Holds two signs -- one on each side, and an optional rider sign on top. Change signs in seconds by sliding them in and out of the stay tabs. The stay tabs ensure the signs stay in place. Sign holder can be used indoors or outdoors and features a molded handle for portability and non-slip feet. Can internally ballast the frame with dry sand, if needed for extra durability. Available in two sizes.