White Pebble Nstural Stone 1.our own quality grade A quality 2.size:according to your requirement 3.timely delivery Natural Product !!! White Pebble Nstural Stone Natural Product !!! natural stone,construction material,culture stone,mosaic stoneCountry of Origin: China.We have two kinds of cobbles, natural river pebble and machine-made pebble, hope you would like it.1) Size: 3 to 5, 6 to 9, 9 to ...