Features: The set includes 2 white acrylic panels and 2 reliable aluminum screw posts that assemble in minutes without tools. Designed to 11x17 specifications, its sturdy 3 post mechanism securely holds documents while allowing pages to lay flat. Expertly engineered to the standard 11x17 inches, this portfolio is the definitive tool for a wide range of professionals. It seamlessly transforms stacks of loose sheets into a cohesive, impressive collection, making it nice for client meetings, portfolio reviews, or secure archival storage. Specifications: Material: acrylic, aluminum Color: white Size: Acrylic sheets: approximately 11.69 x 18.39 x 0.12 inches Aluminum screw post hinges: approximately 10.55 x 14.49 x 0.04 inches Package includes: 2 x Portfolio art binder 2 x Screw post hinges Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays Please tear off the protective film before use