Detailed Product Description PU one quarter circles,looking like pure wood, have won the customers' favorable feedbacks for their superior characters:1. Low cost: 80% cost saved than using wood and concrete.2. Light weight: good resilience and Elasticity, light and hard3. Entirety: classic, elegant and uniform4. Water-proof: no moisture absorbing, water-permeation and mild -few -arising.5. Fire- ...