High-Quality Brush: The Water Bottle Cleaning Brush Is Made Of High-Quality Stainless Steel And Durable Nylon Material, Which Is Comfortable And Durable, Harmless To The Human Body, And Will Not Leave Scratches On The Bottle | | Anti-Slip Extended Handle: The Rubber-Covered Handle And Ergonomic Groove Design Have Anti-Slip Function. The 15 Inch Long Handle Beer Bottle Brush And 12.2 Inch Sports Water Bottle Brush And 15 Inch Narrow Neck Cleaning Brush And 12.2 Inch Soft Cotton Tip Baby Bottle Brush Design Can Easily Reach The Bottom Of The Bottle, And Deep Cleaning Can Be Done Easily | | 360-Degree Cleaning: The Full-Coverage Bristles Can Achieve 360-Degree Cleaning Without Dead Ends, And The Flexible Brush Can Easily Extend Into The Narrow-Mouth Bottle. Whether It Is Turned Clockwise Or Counterclockwise, Our Water Bottle Cleaning Brush Can Clean Quickly | | Easy To Hang: The Handle Of The Water Bottle Cleaning Brush Has A Hanging Hole Design, Which Can Hang Them On Hoo.