These Canson XL Spiral bound pads use very voluminous 90 gsm XL paper, ideal for quick sketches with pencil, charcoal, pastel, or felt-tip pen.
Pads available in either A3 or A4 and with 100 sheets (gummed pad) or 120 sheets (spiral pad). THe paper is acid-free, 100% cellulose, with no optical brightners, and it is alkaline buffered.