Danielle Slavik, who worked alongside Mr. Balenciaga from 1964 until he closed his salon for good in 1968, opened the runway presentation wearing a replica of a dress she first wore in 1966.

This leather Lay’s x Balenciaga potato chip bag-inspired clutch carries a reported $1,800 price tag. Photo: MarketWatch photo illustration/Lay’s Betcha can’t afford even just one.