To ensure the quality of your output from start to finish, rely on HP printing material for Designjet printers. HP papers are engineered to work with HP Designjet print cartridges, ink systems, and HP Designjet printers to deliver sharper print quality and colors that stay true and vivid. The result-a total printing solution designed to fit your needs. Sheet/Roll Size: 42" x 225 ft; Paper/Media Thickness (mil): 6.6 mil; Paper/Media Color(s): White; Color Family: White.