The 4" x 5" Eco Stone Paper Notebook with Pen features a recycled craft paper cover. 70 sheets of lined stone paper. Stone paper is waterproof and features a superior smooth writing experience. Black elastic pen loop. Color matching ballpoint pen with black ink cartridge. Through a partnership with 1% For The Planet one percent of sales of EcoSmart products will be donated to nonprofits dedicated to protecting the planet. Coming soon.