Missed anything? Our detailing brush makes it easier than ever reach hard-to-reach areas of dirt and mud. Muc-Off Detailing Brush is ideal for removing stubborn dirt on hubs and other surfaces. hard to reach places such as suspension mounts or fork crowns. Its unique design includes durable Impact-resistant handle that does not slip in extreme conditions Durable nylon bristles and rubberized impact zones for maximum protection on delicate finishes. Note: To maintain the effectiveness of all brushes, avoid using boiling water. water and hot parts. We recommend using warm water and allowing all hot parts to cool before use..