It is a white cardboard with bevelled edges placed between the frame and the photograph. The mat has a double function:
Archives Paris Match
Paris, France, November 1955 --- American jazz trumpeter Louis Armstrong, 54, on tour in France. Here, in a tuxedo in his dressing room at the Olympia, where he will be playing for three weeks, playing the trumpet in front of the mirror. (photo: Michou Simon / Paris Match / Scoop)See all photos from Paris Match
Paris Match - Michou Simon/PARISMATCH/SCOOP
Your photograph is printed on a high quality satin photo paper in 250g thickness. Thanks to our high-performance printing systems and a sharpness of up to 1440 dpi, we guarantee you a product worthy of the greatest art galleries. If, despite our expertise and precautions, you notice something wrong with your product, we will send you a new photograph at our expense.