A cobble stone is smaller than a boulder and larger than a pebble. Cobbles are fireproof, need little maintenance and no paint. Recommended Application on Pavements, pathways, landscaping and all other types of exterior application depending upon the imagination of an architect. Available in Grey , Brown , Chocolate and Multi Color Sizes: (A) 9" * 9" * 8 cm , 10" * 10" * 8 cm , 12" * 12" * 8 cm (b) 14 " 14" * 8 cm , 15" * 15" * 8 cm , 12" * 18" * 8 cm , 14" * 20" * 8 cm , 14" * 14" * 14 cm , 15" * 15" 15 cm , 14" * 20" * 14 cm (c) 9" * 9" * 4.5 cm , 12" * 12" * 4.5cm , 14" * 14" * 4.5 cm , 15" * 15" * 4.5 cm , 12" * 18" * 4.5 cm , 14" * 20 " *4.5 cm