SITNESS AirWork office swivel chair, with adjustable armrests, mint green. Supplied = partially assembled. Cover material = polyester. Colour of covering = mint green. Back rest colour = mint green. Frame colour = black. Frame material = plastic. Seat mechanism = 3D Sitness seat joint, synchronous mechanism with sliding seat. Frame design = with castors. Height adjustment range = 450 - 570 mm. Type of arm rests = with arm rests. Back rest height = 575 mm. Seat depth = 410 - 475 mm. Seat width = 455 mm. Shape of seat shell = contoured seat, sliding seat. Conforms to = EN 1335 1-2. Design of castors = castors for soft floors. Max. load = 110 kg. Period of use/day = up to 8 hours. Product type = office swivel chairs. Back rest with actively breathing mesh cover and height adjustable lumbar support. Synchronous mechanism with fine tuning and integrated 3D seat motion. Comfortable contoured seat for an optimal posture when seated. Back rest angle can be set to 4 different levels using trave