The Winsor & Newton Cotman Watercolour - Intense Green - 21ml is a vibrant and versatile watercolour paint that is perfect for any artist. This paint is made with high quality pigments and is designed to be easily blended and mixed with other colours. It is also lightfast, meaning that the colour will remain vibrant and true over time. The 21ml tube is ideal for larger projects, and the intense green colour is perfect for adding a pop of colour to any artwork.This watercolour paint is suitable for use on paper, canvas, and other surfaces. It is easy to apply and can be used with a brush, sponge, or other painting tools. The paint is water-soluble and can be easily washed away with water. It is also non-toxic and safe for use by all ages.The Winsor & Newton Cotman Watercolour - Intense Green - 21ml is a great choice for any artist looking to add a vibrant and intense colour to their artwork. It is easy to use and can be used on a variety of surfaces. With its lightfast properties, this paint will remain vibrant and true over time.