The Recycled Sketchpad from Bindomatic's Nature line is perfect for professional and amateur artists alike. This sketchpad is made from 100% recycled materials and using 100% renewable energy. Plus part of the proceeds go to saving our environment by planting trees. Not just great for the environment, this sketchpad comes in five different sizes and is made with high quality blend proof paper. That works beautifully with graphic markers, water color, and all other pens. The paper is PH neutral, acid free and FSC certified. For your next project or maybe you just like to doodle, make sure to pick up the Recycled Sketchpad from Bindomatic. Spiral bound sketchbook: Easily flip the pages over to the backs, allow you to open your Sketchbook flat and sketch without removing pages and it will keep your drawings nice and secure at all times. Hardbound sketchbook: With a superior quality kraft brown hardcover, this Bindomatic Agility Collection Sketchbook is perfect for all artistic drawings and sketches. It definitely helps protect your artwork. This would make a great gift for all occasions, events in your life. Hight quality paper: 100 pages each book of 170gsm in smooth white paper; works beautifully with graphic markers, water color, and all other pens. The paper is PH neutral, acid free and FSC certified. Environmentally friendly: with the purchase of a Bindomatic Agility Collection product you actively contribute to environmental protection, because we donate a part of the sales for the sustainable cultivation of new trees.