Cambridge Limited Business Notebooks - 80 Sheets - Wire Bound - College Ruled Front Ruling - 0.28" (7.11 mm) Ruled - 20 lb (9071.85 g) Basis Weight - 8" (203.20 mm) x 5" (127 mm) Sheet Size - White Paper - Black Binding - Black Linen Cover - Bond Paper, Perforated, Subject, Flexible Cover, Durable,