Standard G603 wall block 1.Own factory & quarry 2.QC,QA ... .), Marble, Quartzite, SandstoneColorBrown, Yellow, Green, Black and Mix Color etcUsedBuilding, Garden, Courtyard, Street, Square etc.Sizes35x12x8cm,40x20x20cm, 40x40x30cm ... need extra wall base to support. It has good color-fastness, corrosion resistance and weather resistance, high strength, ... replied within 24 hours; standard granite wall block