Mat Board White, 61x91
White picture mat (also called passe-partout) with a white core that fits in a frame sized 61x91 cm (24 x 35 ⅞ in). The opening in the picture mat fits a poster sized 50x70 cm/19 ¾ x 27 ½ in (the opening is 49x69 cm). The white color is pure white. Acid-free.