This is a water stain cleaner born from the hot springs of Akita. ▪️The water quality of the hot springs is rich in minerals, and incredibly hard water stains form on bathtubs, faucets, and mirrors. This product considers the balance with cleaning agents and selects abrasive particles with exquisite fineness. ▪️It is a cleanser that is unlikely to scratch. ▪️We hope you will find it useful for year-end cleaning and everyday cleaning. ※Ingredients: Abrasive 50%, Sulfamic acid, Organic solvent, Thickener ※Uses: Water stains on mirrors in bathtubs, faucets, the top plates of IH cooking heaters, water stains and burnt-on food on pots and pans, yellowing and urine stains on toilets, rust on steel shelves, camping gear, tools, bicycles, golf drivers, etc. Precautions: Do not use on mirrors with special coatings such as anti-fogging or film processing, mirrors other than glass such as plastic or stainless steel, mirrors and glass outside the bathroom, automobiles, plastic products, glossy stainless steel products, marble, etc.