... ) Excellent resilience and adequate hardness Two layer elastic PU sports court (tennis court) Base layer of a ... granule installed in site, and 2-5mm solid PU sealed on top layer. Highly resilient, comfortable to ... walk and run, sunlight-stable, dust-free, water impermeable, and easy to clean,all these features ... . 4. Seal the rubber layer. 5. PU layer and finish the surface.6.Draw the line. ...