The fast and flexible way to present messages: the matte, anti-reflective film protects your documents and materials while providing them with an appropriate frame. Dimensions: A3. Magnetic, usable in both portrait and landscape formats. Adheres to all ferrous surfaces such as whiteboards and display cases. Available in six different colors in A4 and A3 formats (blue, yellow, gray, green, red, black). Documents can be quickly and easily changed. Clean, practical, professional, and organized.