White nylon bristles provide the right amount of scrubbing action for a wide variety of commercial and residential carpets, such as loop and cut pile. Counter revolving bristles circulate the HOST through the carpet for excellent cleaning results. The length of the bristles helps circulate the HOST deep into the pile while lifting the pile and reviving the texture. For use on HOST Liberator. Set of two.

Break in brushes before use. To do this install brushes on machine and run machine
for three minutes on hard surface.