... )100%recyclable 4)Easy to install and clean Wood-Plastic Composit Flooring Joist/Keel WPC Joist -- Solid Wood Plastic CompositeSize: 40mm ... ,Coffee,wood, availableApplications: Environmental Decking, wpc bench, wpc board, wpc floor,wpc handrail...40x40 mm joist Advantage& Features of wood plastic ... strictly examined to guarantee quality. GELI WPC Joists Wood-Plastic Composit Flooring Joist/Keel