Blueline Miraclebind AF11150 Notebook - 150 Sheets - Twin Wirebound - Ruled Margin - 11" (279.40 mm) x 8 1/2" (215.90 mm) Sheet Size - 12.25" (311.15 mm) Height x 9.88" (250.95 mm) Width x 13.88" (352.55 mm) Length - Black Ribbed Cover - Hard Cover, Removable, Repositionable, Micro Perforated, Index