It is a white cardboard with bevelled edges placed between the frame and the photograph. The mat has a double function:
Boxing - 1971 Press conference in London. Ali was on a tour of England promoting the malted milk drink 'Ovaltine'. 03/10/1971See all photos from Colorsport Images
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.
Cassius Clay, Mohammed Ali