The Winsor & Newton Designers Promarker - Warm Grey 3 is an essential tool for any artist or designer. This marker is perfect for creating subtle shading and blending, and is ideal for use on paper, card, and other porous surfaces. The marker features a fine nib for precise lines and a broad nib for larger areas of coverage. The alcohol-based ink is fast drying and non-toxic, making it safe for use by all ages. The marker is also refillable, so you can keep using it for years to come.The Winsor & Newton Designers Promarker - Warm Grey 3 is a great choice for any artist or designer looking to add subtle shading and blending to their work. The marker is easy to use and the fast-drying ink ensures that your work will look great for years to come. The marker is also refillable, so you can keep using it for years to come. With its fine and broad nibs, this marker is perfect for creating detailed and precise lines, as well as larger areas of coverage.