For photographers desiring a rich and vivid media for their images, this 42" x 100' roll of Photo Paper Pro Platinum from Canon offers a glossy surface that can help. It features a basis weight of 300 gsm along with a thickness of 11.8 mil. Other rated specifications include an opacity of 96%, a whiteness of 98% and a gloss level of 35% at 60°. Additionally, it comes on a 3" core.