Cobbles are a great option when looking for ways of introducing a natural and decorative element to any outdoor area. Cobbles are ideal for patios, driveways, rock gardens, and water features. They can be used to add instant character to flowerbeds, decorative borders and pond edging. Cobbles can be used as gabion fillers. When calculating how many bags you will need, we recommend a minimum depth of 60mm. Please keep in mind that natural materials will vary in size and colour, with some being significantly different. The weight given is an approximate weight. Significant variances to weight can occur due to the nature of this product. Products made up of natural materials will vary in size and colour, some significantly. Please check if we can deliver to your address before purchasing