Sophia & William Ergonomic Mesh Office Desk Chair Adjustable Position Office Chair with Lumbar Support & Adjustable Armrest-Black

Sturdy Design: Built with heavy-duty materials, this chair supports up to 300 lbs (136 kg), ensuring great stability and long-lasting use. Convenient Armrests: The space-saving 90° flip-up armrests can easily be tucked away, making it simple to access your workspace and save space when not in use. Personalized Lumbar Support: Enjoy excellent lower back comfort with our 2D adjustable lumbar support, allowing you to find the perfect position for your needs. Customizable Height Adjustment: With a lumbar height adjustment range of 2.4 inches, this chair accommodates different torso sizes, promoting ideal ergonomic alignment. Adjustable Firmness: The depth-adjustable lumbar support lets you personalize the firmness easily by turning a knob, giving you complete control over your comfort. Versatile Rocking Features: Securely locks in multiple positions at 90° (upright) and 130° (relaxed), with adjustable tension control to suit your preferred rocking experience. Comfortable Design: The waterfall seat edge helps reduce leg pressure while the high-density fabric and resilient sponge provide soft, durable comfort that lasts.