BENDABLE: The head can bend multiple angles to effectively push your room Can be applied to ceiling fans, window sills, walls, corners and other hard to reach places.EXPANDABLE : about 16 inches when not stretched, you can place on all small drawers about 34.6 inches in full extension, the proper length can be adjusted for easy cleaning Stainless steel telescopic wheel, not easy to break and rust .WASHABLE: you can wash these microfiber cloths easily, just wash them with dish soap when dirty can be washable, they will have long term application.MULI- USES: the cloth is suitable for cleaning dust in the car, computer, air conditioning, TV and other household appliances, cleaning dust from sofa, table, cabinet, etc. Can be inserted into n 'any corner and wipe the po wear almost everywhere.MATERIAL: the cloth is made of microfiber material, washable, soft and durable, not easy to fall off, can remove the cloth from the handle for easy washing.