The Winsor & Newton Designers Promarker - Cool Grey 0 is an essential tool for any artist or designer. This marker is perfect for creating smooth, even lines and subtle shading. It features a fine nib for precise detailing and a chisel nib for broader strokes. The alcohol-based ink is fast-drying and non-toxic, making it safe for use by all ages. The ink is also lightfast and waterproof, ensuring your artwork will last for years to come. The marker is refillable, so you can keep using it for a long time. The ergonomic design makes it comfortable to hold and use. This marker is perfect for sketching, illustration, and design work. It is ideal for use on paper, card, and other porous surfaces. With the Winsor & Newton Designers Promarker - Cool Grey 0, you can create beautiful artwork with ease.