product name China old brick size 240*55*20mm 240*115*53mm color Red/white/grey materials natural clay 100% features acid-resistant/ alkali-resistant/firebrick/wear resistant advantage Pure natural/ pollution-free/ hand-made/no heavy metal usage used for Exterior and Interior wall decoration application Apartment,Hospital,University,Railway Station,Mall, Hotel,pub,etc. sample free pakage 60 pieces/carton 0.5kg/piece shipping port tianjin