The Forest Friends (A polar bear and a penguin) notebook is a thick, sturdy notebook bound on the left with stylish cover illustrating a polar bear and a penguin. The environmentally conscious Forest Friends has eco-friendly paper using soy ink. The acid free vellum paper is perfect for fountain pens and liquid inks. It is a professionally appropriate, fantastic notebook! SPECIFICATIONS SIZE : 150 * 210mm PAGES : 80pages MATERIAL : Eco-friendly paper,soy ink