[3 in 1 multifunctional cleaning brush] - U-shaped brush: fits around the cup and cleans stubborn stains around the mouth. Crevice brush. Cleans narrow recesses on the inside of the cup lid. Corner brush, stiff bristle brush. Removes dirt from the recesses in the corners of the container.[Quality materials] - These portable cleaning brushes are made of heat-resistant polypropylene plastic, which is strong and hard-wearing, washable, safe, unbreakable and can withstand temperatures of up to 80 degrees Celsius for long service.[Thoughtful design] -- Rotate 180 degrees to change, compact and quick, easy to change, with hanging holes for hanging when not in use, easy to store.[Convenient and safe cleaning]-- These 3-in-1 little multi-functional cleaning brushes can help you clean the corners and crevices of bottle caps, wine glass lids, nipples, vacuum cups, etc. well, without harming your bottles, bringing you a wonderful using experience.[Wide Application] - Suitable for all kinds of cups and bottles, such as mugs, glasses, milk bottles, sports cups, wine glasses, teacups, mugs, etc. Can also be used for water bottles, water bottle lids, plates, nipples etc.1*pcs brush