Boar Reinforced Bristle Rounder 1 3/4" ~3 inch short to long Hair Brush. The softened bristle penetrate, hold and style like no other bristles around. The reinforced boar bristle are slightly offset and pick up and work through the hair better. You might not see the difference, but you sure will FEEL IT. Small to large diameter for short to long hair. this brush handle is comport rubber .