Isometric Graph Paper Notebook. Cover: Great tough matte paperback. Secure professional binding prevents the paper falling apart. Dimensions: With its 8.5" x 11" dimensions, almost the same width as A4 but shorter in height, you can squeeze it into a bag with ease. Interior Details: 100 pages of blank manuscript on thick, high-quality white paper which avoid; Suitable for pencils, pens, felt tips pens and acrylic pens; Simple design interior. Targets: Isometric grid graph paper is versatile and useful across many varied disciplines from 3D drawing and doodling to designing quilt patterns, engineering and technical drawings, architectural and interior design, creating mandalas and other geometrical shapes and anything else where perspective is important. "The reading of all good books is like a conversation with the finest minds of past centuries." - Rene Descartes