Cachet Classic Student Portfolio 9 in. x 12 in. pad with flaps Go to amazon.com Related posts Best portfolio book 9x12 to buy in 2019 FeatureSize: 9 inches x 12 inchesSurface: Leatherette, moisture resistantInside: Inner flaps DescriptionCACHET ARTIST PORTFOLIO - Rugged water-resistant portfolios for carrying sketches art work, board and paper. Heavy, black material on rigid binder board. Acid free lining.