?Attractive And Durable? Polypropylene Fibers Bristle Help Avoid Scratching, Easy To Remove Heavy Stains From Grout Line. Plus, It Does The Tough Cleaning Without Scratching Delicate Surfaces. Bristles Retain Their Shape For Long-Lasting Cleaning Performance. | | ?Scientific Design Concept?"V" Trim On The Bristles Allows The Brush To Easily Fit Into Narrow And Wide Grout Spots. 45 Degree Angle, Ergonomic Design, Reduce The Pain In The Knees And Back. | | ?Customize The Size You Need?The Brush Comes With An Adjustable Handle (That Can Be Set From 36" Up To 57"In Length), It'S Means Better Cleaning Power And Less Bending Over. Set Up Just Screw Up The Pole Pieces Together And Go. | | ?Multi-Purpose?This Simple Yet Effective Cleaning Brush Easily Scrub Showers, Tiles, Grout And Hallway Without Forcing You To Bend, Kneel Or Hunch Over. It Even Pivots To Provide You With The Best Angle For All Of Your Cleaning Jobs. | | ?Best