1:PE base,interlock,easy installation 2:Bare foot,insect resistant, waterproof 3:less maintenance 4:300x300x27(mm)wpc board building material WPC fence WC decking Wpc board 1:Material:30%HDPE (Grade A Recycled HDPE)60% bamboo wood fiber ( Professionally treated dry bamboo wood fiber)10% chemical additives.(wood texture strong,resistant to abrasion,impact resistance,high-density,waterproof, ...