[Package Included]-You will get a total of 4 pieces of crevice cleaning brush set, the quantity is enough to meet your daily use and replacement needs, you can also share this household gadget with others who need it. The bristles can maintain their shape even in the toughest jobs. The bristles are very hard and hardly deform under pressure. ]Easy to operate]-The flat brush head can easily enter the gaps, and its specially designed fine bristles can easily clean tiny door and window tracks, narrow gaps and crevices. It thoroughly cleans corners such as sink edges and window gaps, where bacteria may accumulate if not cleaned for a long time, and easily removes dirt, dust and debris in hard-to-reach areas, ensuring thorough cleaning and hygiene. [Non-slip handle]-The curved design of the brush head and the uniform curved line design of the handle effectively reduce the grip of the hand, making it comfortable and easy to use for users. [Easy to store]-Simply rinse the crevice brush under running water or wipe it quickly to remove any residue. There is a small hole at the end of the brush handle, which can be hung up when not in use, saving space and easy to find. [Wide Application]-The cleaning brush can be used in kitchens, bathrooms, corners, faucets, all tile surfaces, sink drains, ovens, turntables, sliding door tracks, window frames, cars, window openings, skirting boards, between shower doors and window shutters, etc. It is strong but not too hard to damage anything. This handy brush is a must-have tool for home, kitchen and bathroom cleaning.