Carbonless type for excellent storage and storage.The inner paper uses an original micro capsule, and after the second sheet, it has better color than conventional carbonless paper.Dimensions (H x W): 5.0 x 7.4 inches (128 x 188 mm) (B6); Number of rows: 7 rows; Number of pairs: 50 pairs; Unit (Quantity: 10 pieces); Manufacturer model number: 321 N x 10 *Please apply in 1 unit of 1 pack.Due to minor changes made by the manufacturer, the package may differ from the image shown. The product contents will not change.