Platinum-Level Office Chairs presents the HERCULES Series Heavy-Duty Big Tall Executive Mesh Office Chair ? engineered for 24/7 performance, exceptional durability, and all-day comfort in demanding multi-shift environments. Built for strength: Reinforced steel frame, oversized components, and a 500 lb. weight capacity provide rock-solid stability for big and tall users without sacrificing mobility or style. All-day comfort: Breathable mesh back and generous high-density foam seat deliver pressure relief, cooling airflow, and lumbar support to reduce fatigue during long shifts or extended workdays. Customizable ergonomics: Multi-function adjustments include height, recline/tension, seat depth, adjustable lumbar, and heavy-duty armrests to tailor fit for individual posture and preferred support. Intended use: 24/7 chair suitable for intensive-use environments ? call centers, control rooms, healthcare stations, and executive offices. Capacity: 500 lb. maximum user weight. Frame base: Reinforced steel frame with heavy-duty 5-star nylon or optional steel base for increased durability. Back: High-back breathable mesh for continuous airflow and spinal support. Seat: Extra-wide, high-density foam cushion with durable upholstery and waterfall front for improved circulation. Adjustments: Pneumatic height lift, multi-angle tilt with tension control, seat depth adjustment, and adjustable lumbar support. Armrests: Heavy-duty 3D adjustable armrests (height, width, and pivot) ? optional 4D for premium customization. Casters: Oversized dual-wheel casters rated for heavy loads; optional soft casters for hardwood floors. Warranty: Commercial-grade warranty from Platinum-Level Office Chairs (refer to vendor for terms). Overall dimensions (approx.): Width: 30?34" | Depth: 30?33" | Height: 48?52" (adjustable) Seat dimensions: Width: 22?26" | Depth: 18?22" (seat depth adjustable) Seat height range: 18?23" from floor to seat (pneumatic) Back height: 26?30" from seat to top of backrest Armrest height (from seat): 7?12" adjustable Base diameter: 28?30" (5-star) Note: Dimensions may vary slightly by configuration (base and caster options). Why choose the HERCULES Series? It combines the robust reliability expected from Platinum-Level Office Chairs with ergonomic features designed specifically for big and tall users ? delivering a premium executive look with the industrial-grade performance required for continuous use. Ideal for: Big and tall professionals, multi-shift workplaces, executive offices, and anyone needing a dependable ergonomic solution rated for 24/7 use.