Analysis of information sources in references of the Wikipedia article "Mondrian Collection" in English language version.
As the sack dress evolved in the 1960s into a modified form, the shift, Saint Laurent realized that the dress's planarity was an ideal field for color blocks.
For this collection, Saint Laurent sketched a series of shoes that were made by the designer Roger Vivier: black pumps decorated with a large square buckle in gold or silver metal.
'I hate Mondrian now,' he said....[He] has seen numberless cheap copies of his famous Mondrian-inspired dresses...[I]t is a love-hate relationship.