· High quality pad contains 50 sheets of A3 paper with a hard backing for drawing support and has a specially treated bleedproof surface which ensures superb colour definition for outstanding performance. Each of the papers is 70 gsm· Popular with designers and illustrators and is bespoke paper for your alcohol-based marker pens and inks of your choice. Blend-friendly, ensuring the most impactful graduations of colour. Ink bleed is prevented to ensure clean lines and maximum precision.· 100 Percent Acid Free: Every paper page in this drawing pad is acid free, ensuring your sketches and drawings won't deteriorate over time· Winsor & Newton Bleedproof Marker Pad has been specifically developed to prevent ink bleed, ensuring clean lines and no paper soak through. Fantastic value· It's suitable for lettering, sketching or drawing Manga characters, cartoons or creating unique designs with the Winsor & Newton Promarkers