Designer Karim Rashid is comfortable taking his hand to everything from interiors (as at Morimoto in Philadelphia) to Chess sets. He’s the recipient of a range of high profile design awards and author of several books. These butterfly chairs are a smart option for stackable seating. Available in a range of colors, they are marketed as "pop art" with shades that fit the work of Warhol and Roy Litchenstein. Retro To Go suggests pairing all the colors together.