High backrest. Seat and backrest beech plywood with cold foamed polyurethane padding
Adjustments: synchronized self-weighing mechanism, slide seat, seat gas adjustment, backrest up-down system.
Armrests: height, sliding and rotating adjustment, with steel core covered by nylon and soft armpads for 2250 series; fixed, self-skinned foam polyurethane with steel insert for 2252 model.
Base:Swivel black nylon with steel reinforcement ring, black nylon castors.
Visitor reinforced rigid plastic seat and backrest with cold foamed polyurethane padding, black plastic backrest outer.
Fixed frame: Black painted rectangular steel four-legs.