1.The environmental protection , 2. no radiation, 3.antibacterial, 4.very low water absorption Wpc material for wall1.The environmental protection , 2. no radiation, 3.antibacterial, 4.very low water absorption1.WPC Material:(1). 30% HDPE (Grade A Recycled HDPE)(2). 60% bamboo/wood fiber (Professionally treated dry bamboo/wood fiber)(3). 10% chemical additives (wood texture strong, resistant to ...