A proportioned mix of aggregate, sand and cement. Uses: for builders, DIY and handyman in all general purpose concreting applications where a quality concrete is required. Typical applications: paths, slabs, concrete pavers, structural posts, footings, garden edges etc. Yield: One 20kg bag will cover an area of 1.1m2 to a depth of approximately 10mm. Or 108 x 20kg bags equates to one cubic metre of mixed concrete. 20kg bags can be bought individually or as a pallet of 72.