Window-sash cleaning brush with a scraper tip. Approx. 25.5 x 5.5 x 1.5 cm. The body is polypropylene and the bristles are polyvinyl chloride. Temperature range is -20 to 80 degrees C. Color is supplied as green, pink, or yellow and cannot be selected.
The supplier page describes using the brush to sweep dirt from sash grooves, then turning the tool around to scrape stuck dirt with the tip. Wash, drain, and dry it after use.