[2 in 1 Groove Cleaning Brush]: This window cleaning brush features a hard bristle brush combined with a built-in scraper. The sturdy scraper effectively removes built-up dirt, while the integrated groove dustpan design collects debris during use, enabling thorough and convenient cleaning. [High Quality Materials]: The multifunction window track cleaning brush is constructed from high-quality plastic and thick, durable PET bristles. Its robust build ensures long-lasting performance and reliable results across various cleaning tasks. [Portable Cleaning Brush]: The compact and lightweight design allows easy access to tight spaces, making it ideal for detailed cleaning around the home. Its portability and small size offer convenient storage and efficient cleaning in hard-to-reach areas. [Ergonomic Handle]: Designed with an ergonomic handle for improved grip and control, this brush helps reduce hand fatigue during extended use, providing a comfortable and smooth cleaning experience. [Widely Use]: This crevice cleaning brush is suitable for multiple applications, including window tracks, glass door grooves, window sills, sliding door rails, shower door tracks, sinks, toilets, and faucets. It effectively removes stubborn dirt and grime from narrow gaps, helping restore hard-to-clean areas.