Artist Round Brushes - Top Quality Red Sable (Weasel Hair) Long Handle, Round Paint Brush Set For Watercolor, Acrylic and Oil Painting. Weasel Hair Offers Excellent Paint Holding Capacity & Easy Flow Professional Quality Red Sable Artist Brushes for Watercolor, Acrylic, Oil Painting and Gouache Color Painting The Natural characteristics of the Red Sable Hair (more commonly known as weasel hair) Offer Excellent Liquid Holding Capacity that results in an Easy, Consistent Smooth Flow of Paint. Just the right balance. The Well Balanced, Polished Birch Wood, Long Handles Have a Luxurious Feel and are Easy and Delightful to Use. The secure ferrules are Made from High Grade Copper, Ensuring No Hair Loss or Wobble The round head artist brushes come in ideal sizes: #2, #4, #6, #8, #10, #12 providing a Good Range of Brush Strokes and Techniques to Produce Your Work of Art.