This divisive chair was a symbol of rebellion in the ’80s. Now it’s back in all its squiggly-armed g

In 1982, the legendary Finnish designer Yrjö Kukkapuro designed the Experiment Chair. But instead of a single version of the chair, he created three, each with a differently shaped armrest and in a different color. With its quirky look and style, which the designer later described as “decorative functionalism,” the chair went on to symbolize the postmodernist defiance of the ‘80s. The chair has been out of production for 30 years, but now, a version of it can be yours for $1,899—thanks to...