Ltoshu Ergonomic Mesh Office Chair, C-shaped Backrest Computer Chair with Lumbar Support - Height Adjustable Swivel Desk Chair with Flip-up Armrest

🩺 Full-Body Ergonomic Support: C-shaped backrest + adjustable lumbar support + 3D headrest aligns spine, reducing back/neck pain during long hours. 🔄 Customizable Comfort: 90-135° tilt with locks, 3D flip armrests, and height adjustment—tailor to your posture for work or relaxation. 💨 Breathable All-Day Cool: Enlarged mesh backrest circulates air, preventing overheating even after 10+ hours of sitting. 💪 350lbs Heavy-Duty Build: Sturdy iron base, SGS-certified cylinder, and reinforced metal parts ensure durability for 10+ years. 🌀 Flexible Mobility: 360° swivel and smooth casters for easy movement. Flip-up armrests save space when not in use. 1 1