The Kochblume Slim Silicone Bottle Brush features a tapered soft-touch head with over 1,000 silicone bristles for quick and effective cleaning in any difficult corner of many bottles, narrow vases and other containers that are hard to reach. Use it to clean stem vases, decanters and water bottles it fits anything with a diameter of 16 mm or more. The BPA free, food grade silicone harbors no germs, is more hygienic than a conventional brush and is easy to clean. The flexible tip reaches into difficult corners and crevices and is non-abrasive so delicate surfaces such as glass are not damaged. The handle fits comfortably in the hand and has a hanging hole for convenient storage. To clean the brush, put it in the washing machine or dishwasher or place it in a pot of boiling water on the stove for a few minutes. The silicone does not harbor bacteria or odours.