Designed to instantly create a smooth, solid surface on radius wire shelving, these durable plastic wire shelf liners prevent goods from tipping or slipping through the gaps - keeping your stored items neatly arranged and exactly where you need them. Select the right size by matching the liner dimensions to the depth and width of your wire shelves. Durable, 1/8" thick PVC construction Holds up to 300 lbs, evenly distributed Moisture and chemical resistant Liners are cut-to-order and arefinal sale. Please measure shelves and see Product Details section below for exact sizing. To accommodate accessories used on wire shelves, liners must be custom cut. Please note in order special instructions box at checkout if needed.