... is mainly made from polyvinyl chloride resin (PVC) mixing with red soil, anti-UV agent and other chemical PVC Corrugated sheet PVC ... is mainly made from polyvinyl chloride resin (PVC) mixing with red soil, anti-UV agent and other chemical materials under scientific proportion ... , 930mm, 1120mm, round820mmTrapezoidalLength: can be ordered Color: white, blue, green, yellow, red, coffee, brown.