How does Karl Lagerfeld take his Diet Coke? Sometimes, apparently, in a champagne flute of his own design. (Considering he’s also designed ice cream wrappers and soda bottles, it makes perfect sense.) In this making-of video for his glassware collection in collaboration with Swedish brand Orrefors, watch the master sketch while wearing black leather gloves and dark sunglasses—all while explaining the necessity of monogrammed coasters.

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