ARCHES Watercolor Block - Cold Pressed 140 lb 9" X 12" (20 Sheets) Arches Paper from $35.22 $58.70 Qty. Out of Stock SKU: A1795060 This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. This Arches Watercolor Block contains 20 sheets of 140 lb. (300 gsm) paper. Tweet