composited stone,quartz countertop,solid Anti-stain BERYSTONEcombinedunderhighfrequencyvibrationinvacuumwithcompacttexture,noabsorbencyandanon-porous, which is easy to clean. It would not leave any mark after contacting with soft drinksuchas,acid,oil,tea,alcoholandcoffee.Justrinseitwithwatereverytimeafterusing. ExemptfromMaintenance Duetothehigh-performanceofthestonematerial, BERYSTONEwouldnot bedestroyed under normal operationandhasnostaticpowderthatisharmtothehealth,itslustrous surfacemaintainsa permanentsheen,so,burnishingandpolishingareneverneeded.