ELABEST X100 Ergonomic Mesh Office Chair with Footrest, Big and Tall Hone Desk Chair with 5D Flip-Up Arms, Adjustable 3D Lumbar Support,Gaming & Executive Computer Chairs

【Your All-Day Comfort Solution】 Premium Ergonomic Desk Chair with Footrest featuring dynamic 3D lumbar support, 5D Flip-Up Armrests, and extra-wide 3D breathable headrest, 2-position angle foot-rest, perfect for home office chairs seeking ultimate comfort
【Engineered with Dynamic Spinal Alignment System】3D Synchro-Tilt Lumbar（Lockable ±1.6″ depth spring-loaded auto-tracking/±2″ height/15° rotation）with force-sensitive springs mimics natural spine curvature, certified by AEP* for 12hrs+ fatigue reduction in high back ergonomic chairs (*American Ergonomics Partnership)
【Smart Space-Saving Features】 5D Flip-Up Armrests with skin-friendly panels – 27% denser EVA foam padding achieves Zero-Pressure Contact, it can be adjusted at Height/width/forward/backward/rotate/flip function, a space-saving flip-up design that tucks neatly under standard desks