Extreme Comfort - Elevate productivity with double-layered cushions, high elasticity pocket spring seat, and a 30-50% thicker cushion. Padded High-Back Cushion - Supportive high-back with excellent lumbar support and S-shaped design. Padded back cushion for comfort. Sturdy & Tested - Passed the BIFMA 200,000 rolling test. Heavy-duty metal base supports weights of up to 250 lbs. Soft & Strong PU Leather - Luxury look of leather with unique side designs. A smoother surface makes it easier to clean. Customize Your Comfort - Personalizable positioning with the flexibility to recline, stay upright, adjust the height, and swivel 360 degrees.