... stronger ,harder ,perfect,waterproof ,etc than any other flooring. WPC flooring,outdoor decking:1.Excellent liquidproof,long useful time ,high ... no contain the chemical element.The production of our WPC flooring uses a fine wood waste (cellulose based fiber ... already widespread in outdoor use for flooring, decking, fencing, park benches, etc. WPC flooring,outdoor decking/Wood and plastic composite