Crescent Creative Products 12-00011 Rendr Hardbound Sketchbook, 8.5" x 11" Professional Quality hardbound sketchbook with soft-touch cover Rendr no-show thru technology allows you to use every side of every page Ideal for most art media. Perfect for markers Heavy duty Smyth-sewn binding 110lb./180Gsm, acid-free, Two-Sided sheets