SIHOO Ergonomic Office Chair Mesh Desk with Adjustable Lumbar Support 3D Armrests Breathable High Back Computer (Black)

Elevate your workspace with the Sihoo M57S Ergonomic Office Chair, designed for superior comfort and long-lasting support. This black mesh desk chair features an innovative S-shaped backrest that perfectly contours to your spine’s natural curve, providing full back support. Customize your sitting experience with an adjustable headrest for your neck and a smooth tilt mechanism that reclines between 110° and 126°.The advanced 3D armrests offer complete flexibility, allowing you to adjust them up/down, forward/backward, and side-to-side for optimal arm positioning. Crafted from sturdy, breathable polyester mesh, the high back promotes air circulation to keep you cool and focused throughout the day.Built with a certified gas lift tested to BIFMA/SGS standards, this chair safely supports up to 150 kg (18.9 kg item weight). Assembly is a quick and simple 7-step process. Shop with confidence thanks to a 30-day free return policy for any defects and a reassuring 3-year warranty with free replacement parts. Invest in your productivity and well-being with the Sihoo M57S.

General description The SIHOO Ergonomic Office Chair is designed to provide optimal comfort and support for long hours of sitting. Its S-shaped backrest mimics the human spine, ensuring full back support. The adjustable headrest and lumbar support cater to individual needs, making it ideal for gaming, working, or relaxing. Technical specifications Height adjustable by 10 cm Weight capacity: 330 lbs (23.57 st) Tilting angles: 110°–116°–126° Material: Polyester mesh for seat and backrest Armrest type: 3D armrests with 5 height positions Installation Assembly instructions included, allowing for setup in just 7 easy steps. Usage Suitable for gaming, streaming, working, or napping. Adjustable features help maintain a healthy posture. Other information All parts undergo strict safety and quality testing. Gas lift is BIFMA and SGS certified. Customer satisfaction is prioritized with a 3-year warranty and free replacement parts.