... , 2. no radiation, 3.antibacterial, 4.very low water absorption New material WPC1.The environmental protection sex - product anti-uv, 2. no ... radiation, 3.antibacterial, 4.very low water absorption1.WPC Material:(1). 30% HDPE (Grade A Recycled HDPE)(2). 60% bamboo ... colors. (9). Easy to install and clean, low labor cost. New material WPC for sauna