The size of the frame is 6.5 x 8.5 cm. The chipboard is made of cardboard with a thickness of 1.15 mm. Does not contain lignin and acid. Archive quality. The edge of the chipboard is a beautiful beige color, not branded (without soot).
The size of the frame is 6.5 x 8.5 cm. The chipboard is made of cardboard with a thickness of 1.15 mm. Does not contain lignin and acid. Archive quality. The edge of the chipboard is a beautiful beige color, not branded (without soot).