Designed by artists for artists. illo Sketchbooks are 8in x 8in creating a square drawing surface perfect for any artist at any skill level. Take your drawings from paper to social media easily without the awkward cropping. Gray hard cover/ 112 pages / 122lb, 180 gsm paper / elastic enclosure/ stylish ribbon marker / back page pocket, layflat design. This sketchbook works well with all mediums. Perfect for dry mediums. Water based media should be used lightly.