1) decorative wall covering panels 2) Got CE,SGS,ISO certification 3) Obtained patents 4) ... 20 years fade & ageing warranty 1) decorative wall covering panels Size:140*25mm,146*33mm,146*33mm,142*35,140 ... . Safe to use for at least 20 yearse. Safe for bare feet ,No cracking, warping and splittingf. Dimension stability against moisture ...