Despite its lightweight and translucent properties this paper remains bleed free because of the 100% cotton material. The ability to create crisp lines and edges allows marker artists to maintain great detail in their work. ACID FREE Weight: 13.5 lb. (50 g/m2) Color: White translucent Surface: Smooth Media: Markers, pen and ink, and pencil Options Available: Tape bound pads Proudly made in the USA.