For burning incense, like white sage clusters and smudges. Smudging is an ancient Native American practice, in which bundles of herbs and / or fragrant woods, such as white sage and palo santo, are tied together in the abalone shell. This, as part of a ritual ceremony or to energetically cleanse a house or other space. The natural holes in the shell provide air supply.
Note: This is a natural product, variations in size and colour are normal, as well as 'imperfections' around the edges and the surface. Any algae deposits can be brushed off under the tap.