Purchase Order Forms feature a vertical format with space for 12 entries. Three-part forms offer ruled space to fill in vital information and item descriptions. Paper sequence is original in white, duplicate in canary, and triplicate in pink. Carbonless forms are consecutively numbered and come in a convenient sized, manifold book with a flexible cover. Book contains 50 sets. Each detached form measures 5-1/2" x 7-7/8".