Home-X Over-the-Sink Cutting Board. Adjustable Cutting Board. Extends to fit the width of the sink for mess-free cutting and trimming! Work right over the sink  and prevent a big mess on your counters and floor. Made from heavy-duty polypropylene with a textured surface that resists scratches Handles allow for easy opening and closing. Separates for cleaning. About 9"W x 2"H; extends from about 17" to 24".