General description Cleaning pumice stones are made from natural pumice, making them safe for children, pets, plants, and water. They are environmentally friendly, non-toxic, and tasteless. These pumice sticks are designed to effectively remove tough limescale, rust, and hard water stains from various surfaces, including toilet bowls, kitchen grills, and swimming pools. Technical specifications Material: Natural pumice Density: High density, firm structure Usage Ideal for cleaning toilet bowls, kitchen surfaces, pool tiles, ceramic appliances, and metal fixtures. Can be sharpened for cleaning narrow edges and corners. Always keep the pumice stone wet before cleaning for enhanced effectiveness. Reusable for multiple cleaning tasks. Other information Features a sturdy plastic handle for easy grip and cleanliness. Includes a hole in the handle for convenient storage after use.