Grand Prix® Long Handle Round 4-Piece Set, Professional Painting Kit with natural hog bristles. Brush# Grand Prix® Round shape. Grand Prix® Round shape allow artists to get their desired stroke with these pointed tip brushes for all and any artwork, portrait, still life, botanical, florals, abstracts. Grand Prix® Fine artist brushes feature multi-diameter natural hog bristle that carry heavy bodied acrylic paints effortlessly across your painting surface. Grand Prix® series is stiff, durable and snappy with fine points for crisp, clean strokes. Grand Prix® series are rugged enough to withstand rough treatment on textured surfaces. Grand Prix® series brushes are handmade by expert artisans who undergo extensive training before they are skilled enough to produce the kind of quality that has become synonymous with Silver Brush Limited. Paint Type: Oils, Acrylic, Jar and Heavy Bodied Acrylics, Oils, Gouache, Casein, Varnish. Recommended age 13+ years