SIHOO Ergonomic Office Chair, Adjustable Lumbar Support,330 lb, Stone Black | Adjustable Headrest, Breathable High-Back Mesh, Wide Cushion, 2D Armrests, Tilt Lock, All-Day Sitting Comfort for Home Office

Product features

1. ★ [Ergonomic Design] 5 adjustable settings let you find the perfect sitting position for long hours. Adjustable back support, headrest, seat height, recline, and armrests deliver a custom fit.
2. ★ [Breathable Mesh Back] High-quality flexible mesh backrest boosts airflow to wick away sweat and moisture, keeping you cool and comfortable while you work or relax.
3. ★ [Comfortable Upholstered Seat] W-shaped seat design keeps you centered, while the waterfall front edge reduces leg pressure during long sits. High-density sponge cushion is soft and holds its shape.
4. ★ [High Quality & Easy to Assemble] This office chair has passed BIFMA and 1136kg static pressure tests, supporting up to 150kg. With simple instructions, anyone can put it together in 8 quick steps.
5. ★ [100% Satisfaction Guarantee] Your satisfaction is our top priority. 30-day free returns & refunds for any quality issues, plus free replacement parts under the 3-year warranty. Contact us anytime for help with any problems.