This ergonomic high-back office chair is designed for long hours of comfortable sitting, making it ideal for office workers, students, and home workstations. Featuring an adaptive lumbar support system, adjustable headrest, and breathable mesh material, it helps reduce back and neck strain while promoting healthy posture. The chair includes multiple adjustable functions such as seat height, armrests, and backrest tilt for personalized comfort. Built with a heavy-duty metal base and smooth-rolling wheels, it ensures durability, stability, and effortless mobility throughout the day.

Key Features:

• Ergonomic high-back design for long-hour sitting comfort
• Adaptive lumbar support reduces pressure on spine and lower back
• Adjustable headrest for customized neck support
• Flip-up armrests for space-saving and flexibility
• Seat height adjustment and 360° swivel function
• Backrest recline with tension control for relaxation (90°–105°)
• Breathable mesh back and seat for cooling airflow
• High-density sponge cushion for enhanced comfort
• SGS-certified gas lift for safe and long-lasting use
• Heavy-duty 5-star metal base for strong stability
• Smooth, silent 360° rotating wheels for easy movement

Specifications:

• Color: Black
• Material: Mesh + Sponge + Nylon + PU + Metal + Plywood
• Overall Dimensions: 28" x 28" x 46"–50"
• Seat Size: 20.5" x 21.5"
• Backrest Size: 20.5" x 23"
• Headrest Size: 13" x 6.5"
• Seat Height Range: 17.5"–21.5"
• Armrest Height Range: 26.5"–30.5"
• Seat Thickness: 4"
• Net Weight: 31 lbs
• Weight Capacity: 350 lbs
• Box Quantity: 1 (May vary by batch)