Why it's special: Coated book paper perfect for fountain pens and showing off shading and sheening inks (it works great with rollerballs, ballpoints, gel pens, and felt tip pens too!) Ultra flexible stitched binding to maximize comfort Simple design for distraction free writing See our paper performance test In designing our notebooks we prioritized writing performance and comfort above all else. This means the best paper and the most flexible and durable binding we could find. These notebooks fit our handmade Buttero leather covers — keep the cover, swap in a new notebook when this one fills. Detailed specs: 192 pages of 83 gsm b7 Tranext paper (acid-free) 7mm light gray rule or blank page styles Stitched binding with 12 signatures Japanese book cloth softcover Black woven bookmark Gray end papers 1 pink blotter sheet A5 size 148 mm x 210 mm x 12.5 mm Made in Tokyo Japan