Lightweight soft faux leather used to make this simple book cover. A5 Paper Sizes. Main body size (unfolded): Width 317 x Height 223(mm Suitable for A5 Standard sizes (Width 148 x Height 210 mm) up to about 15 mm in thickness for ease of use. * Some image. Although using the products of other colors. Item Color Trend: Brown. Cover Pattern: Solid color.