?Hard Bristle ?Hard Bristle Made Of Robust Hard-Bristled Brush Head.Featuring Ultra-Fine Bristles That Are Much Harder Than A Toothbrush, The Gap Brush Effortlessly Removes Dirt And Grime From Even The Narrowest Gaps, Leaving Your Home Cleaner And More Hygienic. | | ?Comfortable Grip Design?Thanks To Its Ergonomic Handle, The Gap Brush Is Comfortable To Hold And Easy To Use, Making It The Perfect Tool For Tackling Those Tough Cleaning Jobs. | | ?Versatile Cleaning Tool For Household Use?Whether It'S The Gaps Around Your Kitchen Sink, Bathroom B, Or Toilet Lid, The Gap Brush Can Tackle Them All. | | ?Multipurpose Safe For Any Surface?Worried About Damaging Delicate Surfaces Fear Not!Crevice Cleaning Tool Brush Can Clean Without The Risk Of Scratches Or Abrasions. Suitable For Cleaning Grout Lines,Window Groove, Shower Door Tracks, Toilet Lid Gaps,Lunchbox Gaskets, Gaps Around Kitchen Sinks And Bathroom Bs, Etc. No Matt.