JACK RICHESON & CO Grey Matters Oil/Acrylic Travel Brush - Grey Synthetic - Filbert Size 2 (6 x 14mm)Grey Matters Pocket brushes were created with the plein air and urban artist in mind. They are convenient for travel because of their compact size and protected brush heads. Like all Grey Matters brushes, they are a neutral grey with non reflective hair, ferrule and handles to distract the artist and minimal color distortion. Grey Matters Synthetic Oil and Acrylic brushes feature a slightly softer feel with the strength to hold their shape they can