Onyx Cobbles (40-60mm) are an excellent method to add a natural and attractive feature to any outdoor space. Cobbles work great as patios, walkways, rock gardens, and water features. They may be used to create visual interest in flowerbeds, ornamental boundaries and pond edging. Cobbles may also be used as gabion fillers.This item is delivered direct to you from one of our suppliers, please see our Terms & Conditions for details.