... fiber (wood powder, bamboo powder, etc)5% chemical additives. (Anti-UV agent, Anti-oxidation agent,stabilizers,colorants, anti fungus agent, coupling agent, reinforcingagent, ... Long-lasting to use (10 years warranty)8. With wood scent, very natural feel Test Data AttributesMeas, StandardUnitValueDensityASTM D2395g/ ... Outdoor application WPC Laminate hollow Flooring,outdoor flooring, wood decking B-006