Material:The crevice cleaning brush is made of ultra-fine and ultra-hard PP bristles,easier to enter small crevices, cleaning small crevices is no longer difficult.Our hard-bristled crevice cleaning brush is safe for all types of surfaces including tile,glass, ceramic, stone, quartz, granite. Efficient Cleaning:The flat brush head easily penetrates into crevices, and its specially designed fine bristles clean tiny door and window tracks, narrow gaps and crevices with ease. It thoroughly cleans corners such as sink edges and window seams where bacteria can build up if left uncleaned for too long, easily removing dirt, dust and debris from hard-to-reach areas, ensuring thorough cleanliness and hygiene. Easy to useOur Crevice Cleaning Brush is designed with an easy-to-grip wooden handle, providing a comfortable hold for effortless cleaning. The brush area spans 12cm,The front end of the crevice cleaning brush is beveled at 15, which can better contact and clean the crevices. allowing you to access hard-to-reach spots and narrow corners with ease. Ergonomic Design Easy to StoreThe hard bristle crevice cleaning brush has an ergonomic handle, provides maximum scrubbing power while ensuring a comfortable grip,for easy wiping. The handle is designed with small holes for easy hanging to save space. Wide Application: The Cleaner Scrubbing Brushes can be used in kitchens, bathrooms, corners, faucets, all tile surfaces, sink drains, ovens, turntables, sliding door tracks, window frames, car,window openings, skirting boards, between shower doors and windows blind slats and more,Sturdy but not too hard as to damage anything. This convenient brush is a must-have tool for household, kitchen, and bathroom cleaning.