These Laser Part Invoices are formatted to be compatible with many of today's computer partsinvoicing systems. / - 8-1/2 x 11 - 20# White laser paper - Prints in Blue, Red and Green - Available in 1, 2 or 4 color imprint on quantities of 500 and up - Standard ink colors are Red, Blue, Black or Green; other colors available at additional charge - Packaged 250 per pack - If your current parts invoice looks likeone of these, it should align perfectlywith your software.