1. Green Machine-Made Cobble Stone 2. own factory. 3. Dia.1-3cm, 3-5cm,5-8mm. 4. large output. 5. color: pink. black, yellow Green Machine-Made Cobble StoneWe have our own factory which can make sure the quality and the best competitive price .1. Sizes:1-3cm,3-5cm,5-8cm or depends on your requirement.2. Package: 20kg/bag,50bags/Bundles.3. Saled by Ton.