Best value notebooks with a large range of sizes and grids. Extra white satin finish paper 90 g, which makes writing pleasant. Washable cover. The cellulose fibres of the paper come from sustainably managed forests. 100% recycled, naturally white: no de-inking, no chlorine treatment, no optical brighteners. The NF environment certification combines quality and environment: its suitability for use and limiting environmental impacts linked to the printing and the manufacturing of the paper and product.