Red picture mount, also called a passepartout, that fits in a frame sized 30x40 cm. The opening in this picture mount is 29x39 cm and fits a poster sized 21x30 cm. Using a picture mount will elegantly frame and accentuate the design of the poster. A mount can provide balance between the poster and frame or can be used to create contrast. The red picture mount matches our coloured frames, and the core of the picture mount is white. The paper is acid-free. Height: 40 cm Width: 30 cm Thickness: 1.5 mm Material: FSC© Certified Premium Paper