... comfortable 2, More durable 3, Environmental protection wpc, wpc decking,wood-plastic composite flooring1. Product: Decking2. Style: Hollow, solid(with ... groove)3. Surface treatment: Sanded,grain etc.2. Material: 60%Wood powder, 40% plastic(HDPE) and additives3. Size: 133mm*23mm/135* ... % --36% HDPEE (Grade A Recycled HDPE)57%--61% Wood fiber(Pure wood fiber not rice hull or something else), 7% chemical ...