The paper is made with a valuable mixture of lignin free cotton and cellulose and Acid Free to guarantee inalterability over time. Produced with 100% of ECF pulp (Elemental Chlorine Free), FSC® certified from forests responsibly managed respectful of environmental, social and economic standards. The sizing, both internally and externally, assures optimal absorption of the colours. Ideal for watercolour, tempera, gouache, acrylic, ink and drawing.