Leader Volcanic Lapillis is an ecologic volcanic granulated with high mulching and herbicide potentialities. It can be used for garden, parks, beds ect. Its uniform granulometry warrants excellent workmanship results, minimize the installation time and gives very appreciated results. The micro porosity of its granules warrant a very good thermal insulation and it keep a certain amount of water reserve able to reduce the ground desiccation. Furthermore its natural intense red colour assures a very attractive decorative characteristic. Leader Volcanic Lapillis is an hygroscopic product subject to weight variation.