Adams 3-Part sales order form book is carbonless that helps to eliminate smudges and mess. Adams 3-Part carbonless purchase order book is numbered consecutively. Purchase order book has space at top for company stamp. Adams three-part purchase order books are perfect for recording transactions. Each color-coded set includes white, canary and pink forms for accurate record keeping. Each pack contains 10 books; containing 50 three-part sets each for a total of 500. Dimensions: 8.4375'' x 5.56''. Carbonless paper reduces smudges for added readability. Two-hole punched on the bottom for easy filing. Wrap-around cover limits message write-through. Consecutively numbered in red within each book for superior organization. One form per page. Made in the USA.