Since 1952, TOPS has provided quality products and services to businesses throughout the world. TOPS continues that commitment providing innovative, high quality value-added paper products for the office, school and home. TOPS 3-Part Carbonless Invoices snap-off, so they are easy to use, and they allow you to bill up to 9 line items on one form. These invoices are "Phantom ruled" for neat and easy fill-in, yet the ruling is invisible when faxing or photocopying. TOPS 3-Part Carbonless Invoice Packs measure 8 1/2 x 7 5/8 inches, with a detached measurement of 8 1/2 x 7 inches per sheet, and are available 50 sheets per pack. Whether it"s a multi-part form, notebooks, writing pads, record books, or any of the hundreds of items we offer, you can count on TOPS products to help!