MHM Stone Dish Drying Mat – Volcanic Diatomaceous Earth from Changbai Mountains – Fast-Absorbing, Heat Resistant, Bamboo Rack Included – Eco-Friendly, Minimal Kitchen Drying MatSuper Absorbent & Fast DryingCrafted from natural volcanic diatomaceous earth, the MHM stone mat rapidly absorbs moisture with millions of micro pores (instantly soaking up drips and splashes to keep counters clean and dry in seconds). Natural Volcanic MaterialSourced from the Changbai Mountains (this premium stone mat is made from 100% food grade diatomite, prized for its durability, porosity, and natural mineral purity). Heat Resistant & Food