SIHOO M57 Ergonomic Office Chair Mesh Desk Chair with Adjustable Lumbar Support 3D Armrests Breathable High Back Computer Chair (Grey)

General description The SIHOO M57 Ergonomic Office Chair is designed with comfort and support in mind. Its S-shaped backrest mimics the human spine, providing full back support. The adjustable headrest and lumbar support ensure long-term comfort, making it ideal for extended periods of sitting, whether for work or gaming. 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 adjustable armrests Installation Assembly can be completed in just 7 easy steps using the provided instructions. Usage Suitable for gaming, streaming, working, or napping. 3D armrests provide multi-angle support for hands, promoting a healthy posture. Other information Gas lift is BIFMA and SGS certified. Every part has undergone strict safety and quality testing. Customer satisfaction is prioritized with a 3-year warranty and free replacement parts.