Description Breathable Mesh Back: The high-density mesh backrest promotes superior airflow, keeping you cool and comfortable during long working hours or intense gaming sessions. Ergonomic Lumbar Support: Designed with a contoured backrest to follow the natural curve of your spine, providing essential lower back support and reducing fatigue. Space-Saving Flip-Up Arms: Equipped with padded armrests that can be easily flipped up, allowing the chair to slide under desks effortlessly and save valuable floor space when not in use. Customizable Comfort: Features a pneumatic lift for smooth height adjustment and a tilt tension mechanism to suit your preferred sitting posture. Durable & Stable Base: Built on a heavy-duty nylon base with 360° swivel capabilities and smooth-rolling casters for effortless mobility across various floor types.