Brustro Gouache colors boast high opacity due to their rich pigment load. These versatile paints work directly from the tubes as watercolor when diluted or mixed with various mediums offering limitless potential. They provide a uniform matte and streak-free finish with outstanding workability coverage durability and blendability. Popular among designers and illustrators they ease reproduction without glare issues making photography of work effortless. 25% Cotton chlorine & acid Free. Ideal for all fine art techniques - wet and dry internally and externally sized for ideal absorbance. Synthetic brushes imitate natural ones offering durability easy maintenance and shape retention. Their shorter handles enhance control for precise brushstrokes. Their paint-holding capacity suits thicker paints like Gouache and acrylics aided by slight bristle stiffness. With great spring and resilience these brushes maintain shape after each stroke. The set's diverse brush types (rounds dagger flat filbert) accommodate various techniques from detailing to washes blocking blending and filling small areas.