The wedge spacer is a 2-Sided spacer with a traditional wedge on one end and a spacer of the same width on the other. In addition to standard spacing between tiles, This dual design allows for easy installation of tiles in various applications such as between wall tiles starting from the floor, bathtubs or fireplace surrounds. The grooved wedge design prevents slipping from between tiles on floors or walls and for easy removal. They are available in three color-coded sizes (1/8" White, 3/16" Blue, 1/4" Orange).