... life time 2.high sports protection 3.professional sports floor tennis court modular mobile flooring1.propertyBrand nameJianErPlace of originShijiazhuang, Hebei, ChinaMaterialHigh grade ... %Friction coefficient0.52Extreme long life8-10 yearsApplicationMuti-purpose: basketball, vollyball, tennis, racquetball, badminton, futsal, handball, inline hockey, indoor gym, villa courtyard ...