SIHOO Ergonomic Office Chair - High Back Desk Chair with Lumbar Support, 3D Armrest and Adjustable Height Backrest Thick Seat Cushion Breathable Mesh Computer Chair (Black)

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• Comfortable Lumbar Support Do you have back pain SIHOO home office chair with lumbar support will be the best choice to protect your spine from the pain and fatigue of sitting for a long time. Adaptive elastic waist support can automatically provide support strength based on body weight and contact angle.Choose this swivel chair if you always sit in the office for long
• Thick Cushion & Breathable Mesh SIHOO ergonomic office chair is made of high-density elastic foam and high quality breathable mesh. 3.1 high-density foam cushion combines W-shaped and waterfall edge design to relieve pressure on thighs and hips, high quality mesh to prevent abrasion , sudden changes and promote air circulation. Provides you with all-day comfort.
• Highly Adjustable The adjustable headrest, 3D armrests and back tilt provide you with better support when you sit on our computer chair. You can choose 3 positions between 90 and 123 to tilt the backrest, or you can adjust the backrest up and down according to your height and sitting position, suitable for people from 5'5 to 6'2 . 4 seat height adjustment with 360 free rotation offers enhanced convenience
• High Quality and Easy to Assemble The gas lift of this high back office chair has passed BIFMA and SGS certification, as well as the 2504 lbs static pressure test. Our desk chair can bear a weight of up to 330 lbs. The instructions allow anyone to assemble the chair in eight simple steps
• 3-Year WarrantyWe are eager to offer better products and service for our customers. If you have any questions, please feel free to contact us. We will provide 3 years of free warranty service