These brushes with stiff bristles and flexible joints are perfect for cleaning windowsills, crevices, kitchen sinks, and faucets. The bristles are dense and don’t deform, and the design with 10 bends allows access to the most hard-to-reach areas. Compact, easy to store, and suitable for various surfaces – from countertops to keyboards. Don’t believe it? Try for yourself – you won’t regret it!