HP C1861A Designjet Bright White Inkjet Paper, 4 mil, 36" x 150 ft, White HP Designjet Large Format Paper for Ink Jet Printers. To ensure the quality of your output from start to finish, rely on HP printing material for Designjet printers. HPs 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 resulta total printing solution designed to fit your needs. HP Designjet Large Format Paper for Ink Jet Printers. 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 It delivers sharper printing quality and colors that stay true and vivid. The resulta total printing solution designed to fit your needs.