... stone A-enviorment-friendly B-finish:machine made C-size range:0.8~ ... products and natural river pebbles such as the displayed machine made pebble stone. Pebble stone is very suitable ... granite, marble, sandstone. The cobblestone is widely applied in the public building, the villa, the garden construction, ... ,Red,Yellow,Grey,Green,Mixed color3) packaging: 20kg in a plastic bag, and 50 plastic bags to a ...