Assorted dark ox hair flat artist brushes are excellent for: fine lines and stripes, touch-ups, hobbies, arts, crafts, lettering, posters, and signs. For use with: acrylics, oils, paste and glue, tempera paints, and watercolors. Assortment contains: 1/4 In., 3/8 In., and 1/2 In. flat brushes.