Topstar flexible with 7 zones, flexible with 7 zones, black / blue

LADY SITNESS DELUXE office swivel chair, flexible with 7 zones, black / blue. Supplied = flat pack. Cover material = polyester. Colour of covering = black, blue. Frame colour = black. Frame material = nylon. Seat mechanism = synchronous mechanism. Frame design = with castors. Height adjustment range = 410 - 500 mm. Type of arm rests = with arm rests. Back rest height = 600 mm. Seat depth = 420 mm. Seat width = 480 mm. Shape of seat shell = flat seat with knee roll. Conforms to = DIN EN 1335 part 1 - 3, DIN EN 12527+DIN EN 12529. Design of castors = castors for soft floors. Max. load = 110 kg. Period of use/day = up to 8 hours. Product type = office swivel chairs. Specially designed for female ergonomics. Height adjustable back rest with actively breathing mesh cover. Three dimensional dynamic seat. Pocket spring core, seven foam zones. Specifically designed for female ergonomics, this chair comes with a height adjustable back rest with any actively breathing mesh cover. The three dimensional dynamic seat therefore adapts to any position when seated. Comfort is further enhanced by a pocket spring core and seven different foam zones that provide optimum support.