Natural Lava Aroma Diffuser Stones have a volcanic rock base which enhances the diffusion of the aroma and fills the room with a welcoming scent. The production of these diffuser stones begins with sourcing the finest quality lava stones. Our facilities ensure the highest of quality standards are followed and each rock exceeds even of the standards of lava stones for optimum performance. The structure of the lava stones make them the perfect rock to use to absorb and hold essential oils and then release the scent gradually into the room over time. The diffusion of the oils and the lava rock's porosity together make the instant scent release over time which eliminates the need for air fresheners and thus also air pollution. The sustainability of the production along with the smell diffusion and absorption are leading edge. The production of these stones along with the advanced research makes these diffuser stones are the best in the industry.