green tumbled pebbles 1 Material: green marble 2 Size: 1-3.5cm, 3.5-6cm, 6-8cm, accroding to client's request green tumbled pebbles1,We ... (grey, pink, yellow, red, black), marble(white,black,green), sandstone(yellow,grey, green, red), limestone4, Dimension: according to your request.5, Design ...