This is a watercolor journal is made primarily for watercolor painting but can also be used for pen, pen & ink, drawing or light acrylic. Cover is made of white, handmade paper with embedded buds in the paper while the paper is made. Internal pages are 140 lb. watercolor paper with a total of 48 sheets. While open, the journal pages are 9" by 12". Journal is designed to open and stay flat while being used.