Polystyrene bristles are resistant to water, wear, and shearing
Bristles are split-tipped to make them softer and better able to trap fine dirt particles on smooth surfaces than regular bristles
The brush can be used to clean delicate surfaces such as painted walls or car exteriors commercial environments
Plastic structural foam block won't crack or warp and resists bacteria growth and can be used with a handle with a threaded or tapered tip