SUSTAINABLE COVER MATERIAL - Soft recycled leather made from stamping leftovers in leather manufacturing | Soft touch coating | robust and easy to clean | Flex cover notebook INSIDES - | 3.5 mm dot grid | 120 g strong premium paper from sustainable forestry, Cradle-to-Cradle certified | suitable as a bullet journal UNIQUE FINISHING - The cover design was applied using highly pigmented screen printing | the printed book edges provide a cool effect and make the notebook a real design object | Design notebook INNOVATIVE BINDING - The solid thread stitching and innovative binding technology ensure perfect opening behavior writing & sketching is possible across the flat double page | Lay flat notebook PREMIUM QUALITY MADE IN GERMANY - Produced in Germany to the highest standards and with great attention to detail Graphic designer Stefan Sagmeister enriches us with the HAPPY BOOK. You can walk around feeling grumpy with it, because with this sun-yellow book under your arm, people are still much friendlier.