"Three 48-page memo books. 3-1/2" x 5-1/2" with rugged three-staple saddle-stitch binding. Perfect 1-pica graphed paper." One of these has ridden in my back pocket for months, and has held up very well, better than the Moleskine Cahier I used to use.

Say what you will about Charlie Rose, but you have to admire his sacrificing his face to keep his newly-purchased MacBook Air from sustaining damage.