These sliding pocket door bottom guides are constructed of plastic and come in a white color. These bottom guides feature an adjustable slot which enables them to accommodate doors of various thicknesses. Use this kit to eliminate the slop and horizontal scratches in a swaying pocket door system. The length of these pocket door guides is 1-1/8 in., and they measure 1-1/16 in. in height. These bottom guides are easy to install and they are used by many pocket door manufacturers. This pair of guides supplies 1 pocket door system.