These convenient blocks of watercolor paper eliminate the need for stretching. Aquarelle Arches watercolor paper is acid free, chlorine free, and made of 100% cotton fibers for extra strength and stability.Arches is mould made. As the paper is tub sized in natural gelatin and air dried, it can take scrubbing, scratching, and erasing while keeping the original intensity of the watercolor.Arches uses no optical brighteners so its natural white color will not yellow with age. It is excellent for watercolor, gouache, pen and ink, acrylics, and calligraphy.Each block consists of sheets of paper pre stretched, glued together along all four edges, and supported by a rigid backing. The top sheet is easily separated from the block by inserting a knife under the sheet and running it around the edges.Blocks of 140 lb. paper contain 20 sheets. Blocks of 300 lb. paper contain 10 sheets.
