These Royal Pacific Company Log Racks are made from durable, 18-ga. 1 1/4" outside diameter tubular steel. Finish is baked on polyurethane powder coat, glossy black. Racks are shipped unassembled with hardware. Made to fit log rack covers say good bye to wet wood, tarps that blow off and unsightly woodpiles. These big log rack covers by Hy-C use Velcro to make them very easy to open and close. They're made of heavy-duty weather-proof vinyl.