This wire divider has an open design that provides stability and reduces roll-off. The fence separator has a white epoxy coating that will not rust for years of trouble free use. This wire divider has a 28" length and is an L shaped design. Each side has a different length that can change with your needs. Use the 4" height for smaller low profile items and invert to the 6" side for larger quantity or bigger items. The dividers can be used in refrigerated cases to separate frozen foods, produce, deli and meat products.