The Winsor and Newton Designers Gouache Tube in Permanent White is a high-quality, water-based paint that is perfect for creating vibrant and opaque artwork. This 37ml tube of gouache is ideal for professional artists and hobbyists alike, as it is easy to use and provides excellent coverage. The paint is highly pigmented and can be used on a variety of surfaces, including paper, board, canvas, and wood. It is also lightfast and water-resistant when dry, making it a great choice for long-lasting artwork.The gouache is easy to mix and blend, and can be used with a variety of techniques, such as stippling, dry-brushing, and layering. It can also be used with a range of other mediums, such as watercolors, inks, and acrylics. The paint is non-toxic and can be easily cleaned up with soap and water.The Winsor and Newton Designers Gouache Tube in Permanent White is a great choice for creating vibrant and long-lasting artwork. It is easy to use and provides excellent coverage, making it perfect for both professional and amateur artists.