Chairs are stackable using a stacking rack. Frame of tubular steel with crossbars, diameter 18 x 2 mm, black or chrome. Seat and backrest of laminated beech veneer come in natural or stained, finished with clear DD lacquer. In the upholstered seat version, ventilation holes are standard construction. Rubber fiber material for better comfort, foam at a nominal charge. Backrest is covered with black plastic. Seat height is adjustable. Position-tilting seat possible. Seat height: 480 - 530 mm, seat width: 450 mm, seat depth: 400 mm, overall height: 830 - 880 mm, weight: 10.0 kg. Max. stack: 6 chairs.