Mid-century domus lounge chairs by alf svensson for dux, 1950s, set of 2

Pair of early production alf svensson 'domus' lounge chairs. (the metal label which show they are from an earlier production). They have thick dark grey upholstered cushions and beech wood frames. The seats each have a series of small air holes (possibly added later?). They are in good useable condition with no wobbles to the frames of heavy wear. Without the cushions they measure: 56cm wide; 75cm deep and 57cm high. Seat height 25cm.