Very soft, dense polybutylene terephalate polyester, flagged to soft ends, feather tipped.
Heat distortion: 250 degrees F
Fair resistance to acid and diluted acids.
Most popular brushes for washing vehicles, designed to slide over paint, used by fire departments and auto detailers.
Bi-Level brushes are angled to maintain surface contact, regardless at what angle you are working. Green Line brushes have extremely dense fibres which hold significantly more water than any other, reducing labour time and product use.
Holds up to a litre of water!