We make one of the finest DuPont paintbrushes in the world with our special formulation of Tynex ® T, Tynex ® Q and Orel ® filaments. The stiff filament which has a unique trilocular hollow crosss sections make the bed recovery of the brush to the optimal range. Stiff yet the soft Tipped and Flagged heads of your filament makes the brush ease of use in both smooth and rough surfaces without any brush marks. Thanks to the expert filament formulation from our master team, the brush works like a magic with both great paint coverage and light weight.Very useful for water based paints.