Big and Tall Office Chair with 5D Adjustable Arms, 600lbs Fabric and PU Leather Ergonomic Executive Office Chair with Adjustable Lumbar Support, Heavy

Big and Tall Office Chair with 5D Adjustable Arms, 600lbs Fabric and PU Leather Ergonomic Executive Office Chair with Adjustable Lumbar Support, Heavy

Special Attention for Installation: Keeping the fastening bolts on the arms loose until all of the threads on all of the bolts are seated and only then tightening them 1. [ 5D Armrests_Robotic-Precision Ergonomics ]: The armrest of managerial home desk office chair is engineered with 5-axis motion (up/down 2.56", front/back 1.77", 90° flip, 360° swivel, and recline sync), these armrests adapt like industrial robotic arms. Seamlessly transition between keyboard work, tablet sketching, and reclined relaxation with millimeter-level control 2. [ Hybrid Seat _ Cloud Comfort Meets Industrial Durability ]: This big and tall office chair is made of Premium PU leather with a blend of breathable fabric fiber mesh (37% improved airflow compared to all-leather) combines with a 2.36” spring-loaded memory foam base. Adapts to different seasonal temperatures and is warm in the winter and cool in the summer without the sticky feeling of leather. A textured surface provides optimal friction for stable postural control 3. [ Lumbar Air Support_Precision Spine Alignment ]: Heavy duty chair is engineered with air-adjustable depth (0.8"-1.97") to mirror your spine's natural curvature. Reduces back stress by 31% compared to fixed pads through dynamic pressure distribution. The reinforced PVC construction endures 50,000+ inflation cycles, paired with a tactile dial that transitions support from cloud-soft cushioning to athletic-grade firmness 4. [ Double-Layer Galaxy Casters_Universal SilentGlide ]: Executive Office Chair is used dual-bearing nylon-core casters reduce rolling resistance by 44% with 360° noise-dampening rings (18dB below standard). Reinforced composite construction provides 2.7x smoother glide on carpet, hardwood and irregular surfaces 5. [ Synchro-Tilt Recline_From Focused to Zero-Gravity ]: This big and tall office chair’s synchronized 90°-135° recline works like a ballet dancer’s fluid motion – seat and backrest move in perfect harmony to maintain optimal hip/spine alignment. At 110°, our pressure map shows 51% less thigh compression vs fixed chairs. The gas spring-assisted return prevents sudden drops. Ideal for alternating between work (90°) and power naps (135°) 6. [ Atlas Base_Skyscraper-Strong Foundation ]: Executive Office Chair is used 2.5mm thickened steel frame and Class-4 gas lift. form a foundation as stable as a bridge truss. Supporting up to 600 lbs, the 5-star base. Its 19.7" diameter footprint provides pyramid-like stability, while the polished aluminum finish resists scratches 3x longer than powder-coated rivals. Height adjusts from 14.96" to 18.11" Managerial Chairs & Executive Chairs Big and tall office chair Executive Office Chair Managerial Home Desk Chair Heavy Duty Chair High Back Computer Chair