The DeSerres paintbrush with brown synthetic bristles is supple and is ideal to create precision work using watercolours.  The DeSerres paintbrushes are an excellent value.Care:Caring for paintbrushes is essential to keeping them in good working condition and to their life span.Watercolours: dip the paintbrush in water and rinse in warm water.Practical information:Never let dry before cleaning.Using a hydrating paintbrush cleaner after using taltine or soap prevents bristles from drying and keeps the supple shape of the paintbrush.