The Raw Hydrostone is the latest and greatest from Raw! Tired of your dry blends drying out? Of throwing your hard earned cash in the trash? Well, no more! Raw has come out with this handy stone that, after being soaked in water for five minutes, will keep your dry blends moist and nice. It's 100% reusable and made from baked terracotta clay. It's all natural terracotta humidifying stone. Works like a charm!