Try this Premium, Luxe, Professional Notebook made with stone paper! 100% tree-free, water-free, acid-free, bleach-free and does not produce any waste during production. Waterproof, Tear-Resistant, Flame-Retardant, Super Silky Soft, Recyclable, Paper cut proof. Feel the difference the moment you grab the notebook. Thick paper made to last guaranteed! 140gsm. Best suited for ballpoint pen, permanent marker, and pencil. Soft cover with leather feel, rounded corners, elastic closure, and expandable inner pocket.