Sparco 4-part Cont.-form Multicolor Computer Paper - Letter - 8 1/2" x 11" - 15 lb Basis Weight - Perforated - Assorted - 900 / Carton Continuous-form computer paper delivers instant copies with pin-fed printing. Print once for carbonless copies. Quality paper has 1/2" margin perforations and becomes 8-1/2" x 11" once perforations are removed. 15 lb. paper is also perforated between each sheet. Four-part, multicolor computer paper is ideal for computerized reports, forms and letters. Paper sequence of the four-part form is originals in white, duplicates in canary, triplicates in pink and quadruplicates in goldenrod.