Continuous computer forms (continuous form paper) Paper for printing accounting forms with old dot matrix printers, etc. KOKUYO Continuous Invoice Paper EC-TE1300 Y10" x T11" = Approx. 254 x 279.4 mm With ruling It's a box of 500 sheets, but I might have used a few. The thickness is as shown in photo 4. There are a few sheets without ruling (photos 5, 6). Stored in a home drawer for a long time. There is paper yellowing, stains, etc. Shipping: Size 80