Winsor & Newton Art Masking Fluid in a 75ml bottle is a high-quality masking fluid designed for artists. It is used to preserve areas of artwork from paint or ink, allowing for precise and controlled application. This fluid dries to a rubbery consistency that can be easily peeled off once the paint or ink has dried, revealing the untouched areas underneath. The 75ml bottle provides ample supply for various artistic projects. Winsor & Newton Art Masking Fluid is a valuable tool for creating fine details, highlights, or intricate patterns in watercolor, gouache, or other water-based mediums. It offers artists the ability to protect specific areas and maintain clean, crisp edges in their artwork.