A cladding element, for use in a building envelope, comprising a first face, a second face and a plurality of edges. One or more of the plurality of edges includes a mating feature configured to resist moisture passage between cladding elements when the cladding elements are installed on a wall or other structure. The mating features of each cladding element including one or more concave arcuate bevelled edges designed to improve the overall aesthetic appearance of the mating interface between adjacent cladding elements when installed on a wall or other structure.