To ensure the quality of your output from start to finish, rely on HP printing material for Designjet printers. HP�s specially coated 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. Paper Color(s): White; Roll Size: 42" x 150 ft; Paper Weight: 21 lbs.; Rolls Per Unit: N/A.