BUY ONE, GET ONE OF THE SAME SIZE FREE! Create a smooth, stable surface on radius wire shelving with these dark gray liners. Keep items from tipping or slipping through gaps, and get a second liner of the same size free for a simple, double-value storage solution. 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.