... A Recycled HDPE), 10% chemical additives(Anti-UV agent, Anti-oxidation agent, coupling agent, reinforcing agent, lubricants, etc. ) Main excellent feathers ... advantage1 Looks and feels like natural wood 2Durable, anti-impact, wearproof, with high density 3High capacity ... , environmental friendly, saving forest resources 8Barefoot friendly, anti-slip, no cracking 9Weather resistant, suitable from-40 ...