The brushes in Richeson Grey Matters Brush Sets feature non-reflective hair, non-reflective ferrules, and non-reflective handles — perfect for plein air or in the studio, and ideal for use with toned palettes and canvas. - Richeson Grey Matters Brush Set - Synthetic Signing Brushes, Short Handle, Set of 4Grey Matters Brushes have unique non-distractive qualitiesNo reflective metals or bright handles to disturb your focusLong haired brushes specially designed for signing your paintings4 Brush set includes sizes 3/0Mid-length handle for controlled use with any medium