360° Ergonomic Customization Instantly convert between armless/armrest modes; adjust height and 360° swivel with locking casters preventing slips Military-Grade Fabric Durability Reinforced scratch-proof upholstery resists abrasions; thick high-density foam cushion ensures 12hr comfort Contemporary Space-Saving Design Sleek cross-base frame enhances home/office décor with 5 modern color options Extended Ergonomic Support 22 widened seat fits all body types + spine-contoured backrest reduces long-term fatigue BIFMA-Certified Stability Heavy-duty metal base supports 265 lbs; includes 1-year frame warranty and 180-day replacement