Compatibility and function: designed to fit SC2, SC3, SC4, SC5, CTK10 and CTK20 steam cleaner models for seamless integration with your cleaning system. Streak cleaning: the specialized nozzle and brush combination delivers flawless results on glass, mirrors and other smooth surfaces without leaving marks. Durable construction: built from quality materials that withstand steam temperatures and frequent use for longlasting performance. Easy attachment: clickon design allows quick installation and removal without tools or complicated setup. Use scenario: bathroom surfaces such as glass shower doors and mirrors can be cleaned to a streak finish. Use scenario: glass windows, tabletop surfaces and other smooth surfaces in living areas, kitchens or offices can be cleaned with a clear, streak shine. Use scenario: display cabinets or glass panels in furniture or fixtures can be cleaned efficiently with a steambased approach.