Toned Watercolor Paper Books feature acid-free, archival toned paper that minimizes the sun's reflection and allows for outside sketching. Inspired by urban sketchers, it is best for creatives who want the texture of classic watercolor paper on the go. The 90 lb. (200 gsm) paper has a fine grain surface on the front and backside. Due to the dual sided surface sizing, colors can be effortlessly lifted from the paper. The use of masking fluids, adhesive tapes and erasers is possible without residue. The solid linen cover protects the contents from moisture and dirt, the color-coordinated band keeps everything well secured. 30 sheets (60 pages) per book. Available in grey and tan.