Akro-Mils 45618 Plastic Shelf Divider for 18-Inch Deep Wire and Steel Shelving, 6-Pack Unique front clip design allows the divider to attach securely, creating separated sections to keep your supplies organized. Vertical dividers neatly separate hard-to-organize and oddly shaped items Designed to work with steel shelving, wire shelving and most cabinet shelves 7" tall and compatible with most common shelving depths