Designed to handle high-production printing for engineering and advertising companies, this 40" x 300' roll of Universal Heavyweight Coated Paper from HP has a basis weight of 120 gsm and a thickness of 6.5 mil. It dries nearly instantly after printing at room temperature, offering a matte surface finish suitable for many types of images. The paper is also FSC-certified and recyclable through commonly available programs, so you can help reduce your impact on the environment. Available in a 3" core, the medium features a whiteness of 130%, a brightness greater than 95%, and an opacity above 90%. L5C81A