Task chair with a white poly shell features a sleek architectural design that is visually unique and appealing yet extremely comfortable. Use as a task chair at your desk or conference chair at your meeting room table. Seamless connection between the backrest and arms allows unmatched comfort without a lot of adjustments. This multifunction chair offers pneumatic seat-height adjustment from 15-3/4" to 19" , swivel and tilting mechanism. When reclining, the back automatically adjusts its tension according the weight applied for unmatched comfort. Fabric-upholstered seat offers a 3" contoured, high-density foam cushion for hours of comfort. Aluminum five-star base is equipped with dual-wheel, hooded casters. Seat measures 21" wide x 20" deep. Task/conference chair is BIFMA tested up to 250 lb.