Unger Stingray Glass Cleaner. Professional glass cleaner. Easy gliding, quick drying – high efficiency. Cleaning power up to 150 m² (at low to medium polluted surfaces). Cleans and protects glass and other silica-based surfaces such as uncoated granite, ceramic and porcelain. Also cleans but may not protect other surfaces such as stainless steel, chrome, aluminum, plastic, & acrylic glass. Size: 500ml