... characteristics in building decoration:High Water Absorption,Sound Insulation and Anti-Slip ect,also it is Non-Radiating materials ... your health.Market:very popular construction materials in European and North America.sandstone surfance:honed,Polished,Bushhanmmered,sandblaster, ... Size:20x20cm,30x30cm,40x40cm,50x50cm,60x60cm,80x80cm,100x100cm and larger size,And the biggest size for each surfaces will be ...