Paint Brush Brush Style Flat Sash Filament Type Synthetic Filament Material Polyester/Nylon Brush Size 1 1/2 in Bristle Thickness 1/2 in Bristle Length 1 1/2 in Bristle Stiffness Soft Handle Type Beavertail Basic Handle Material Wood For Paint or Coating Type All Paints and Coatings Surface Material Drywall For Paint Base Type Water Surface Texture Semi-Smooth Smooth Ultra Smooth Application Ceilings Walls Bristle Width 1 1/2 in Ferrule Material Copper Plated Stainless Steel