This Kitchen Drawer Organizer is a perfect match for most standard drawers, leaving no wasted space! The sturdy plastic dividers are spring loaded, easy to install, no tools required. The spring tension keeps the adjustable dividers in place, wherever you put them. Can be used to divide drawers from front to back or side to side. Set of 2, as shown in picture. Fits drawers from 18.5" to 21" and up to 2.5"H. The width is 1/2".