Excellent sketchbook from Montana Colors. MTN A4 BlackBook contains 200 pages / 100 sheets of 110 grams acid-free white paper that perfectly fits all types of markers and pens. The book has a hard cover so it feels solid, while the soft imitated leather and rounded corners makes it feel both luxurious and comfortable. The book has an elastic cord that keeps the book closed and a paper pocket on the inside of the cover, where you can hide loose sketches and paper. A luxurious sketchbook at a really good price!