Effective cleaning: Our toilet bowl pumice stone cleaning stone can easily and quickly clean stubborn hard water deposits, accumulated calcium deposits, corrosion and rust stains, hard water stains. It will not scratch your tiles and metal. Environmentally and Safety Friendly: Made from natural, eco-friendly pumice stone. It is safe for children, pets, plants and water, non-toxic and odorless. It is preferred over chemicals and cleaners as the most effective method of removing stains. Super convenient: It is a heavy and durable pumice stone that cleans hard water stains on the toilet and keeps your hands free from dirt. top handle has a hole, after use it can be hung on the hinge clip for storage. Suitable for most households: pumice stone is suitable for cleaning barbecue grills, bowls bathroom tiles, pool tiles, ceramic appliances, laundry fixtures, metal cooking appliances or even dead skin. Notice: 1. Please wet the gray rubbing pumice stone before using it, it will have more powerful cleaning function. 2. You can use some tools to cut the pumice stone, which is more convenient for cleaning narrow edges and corners of toilets or other accessories.