outdoor sport floor Strong PP as the main material, with the special features of cold hardness, anti-ultraviolet, no deformatio outdoor sport floorStrong PP as the main material, with the special features of cold hardness, anti-ultraviolet, no deformationCompared with other floors: PU PlasticPlastic rollEPDMAcrylic acidSuspension Assembly floorUsage Period2-4year8-10 year5-8 year3-5 yearOver 10 ...