The Global G20 is a synchronized tilter that adjusts to body weight automatically and offers a fully active lumbar support. The mesh back is composed of elastomeric yarns and black polyester yarns. The G20 has fully adjustable arms, waterfall seat, and seat slider. Ergonomic features include tension adjustment, chair tilt lock, seat and back height adjustment, and properly contoured cushions. Choose from a variety of fabrics and textiles for the upholstered seat. The Common Sense Office Furniture showroom has the G20 available for you to test out. Come visit and possibly take it to your office as a demo chair for a week! GREENGUARD certified. SEE MORE TASK CHAIRS