BRAND Faber-Castell is globally renowned and loved. They are a world leading manufacturer of top-quality, innovative art materials. Faber-Castell have become the go-to brand for artists, for centuries, whether professional or hobbyist INK The waterproof drawing ink incorporates high quality pigments with unsurpassed lightfastness EXCELLENCE The finest quality permanent Indian ink is acid-free and archival NIB The quality brush provides maximum flexibility for spontaneous sketches or detail work, and the fine point glides smoothly and softly over the paper.The superfine nib is perfect for adding very intricate details to projects.The calligraphy nib is flat and broad, which is great for creative letting, script writing, calligraphy, drawing and more IDEAL Perfect for designers, graphic artists, illustrators, architects and both professional and hobby artists.Excellent for plans, drawings, and layout work