The Winsor & Newton Professional Watercolour Sable Brush Round No.12 is a high-quality brush designed for professional watercolour artists. This brush is made with the finest quality sable hair, which is soft and resilient, allowing for smooth and precise strokes. The brush has a round shape and a long handle for comfortable and easy use. The brush is also designed to hold a large amount of water, making it ideal for creating washes and blending colours. The brush is also suitable for use with other water-based media, such as gouache and acrylics. The brush is easy to clean and maintain, and is designed to last for many years with proper care. The brush is also suitable for use with a variety of surfaces, including paper, canvas, and wood. The brush is also suitable for use with a variety of techniques, such as wet-on-wet, dry-brush, and stippling. The Winsor & Newton Professional Watercolour Sable Brush Round No.12 is an excellent choice for professional watercolour artists who are looking for a high-quality brush that will last for many years. The brush is designed to provide smooth and precise strokes, and is suitable for use with a variety of surfaces and techniques.