Mixed Media Pads feature a medium textured acid-free soft white paper with special sizing, suitable for dry or wet techniques. Use with pencil, colored pencil, charcoal, pastel, pen and ink, marker, acrylic, gouache and watercolor light wash. Paper is made using Hydro-Power and is FSC Certified. Made in Italy. Available in 110 lb. (160 gsm) and 120 lb. (200 gsm), which will support more wet media. It can be used for final and permanent work. Pads are spiral-bound and micro-perforated.