Adams Invoice Book features a 3-part carbonless design (white, canary, pink tag paper sequence). Sheets are consecutively numbered within each book and feature space at the top for company stamp. Book measures 8-7/16 x 5-9/16 inches and has 50 sets per book. Adams business forms provide the tools to help keep track of messages, finances, transactions, employees, taxes, and customers to businesses throughout the world. 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 Adams products to help!