National Brand 56-231 record book contains green eye-ease heavyweight ledger paper printed in brown and green ink. Each archival-safe, acid-free sheet is numbered and faintly ruled with margin lines. Page size 10-3/8 x 8-3/8", 300 pages per book. The design includes a black Texhide cover, burgundy spine, and corners, perfect binding, and sewn construction for strength and durability.