BOSSIN 500lbs Big and Tall Office Chair,Heavy Duty Computer Desk Chair with Adjustable Lumbar Support

Intelligent Ergonomic Adjustment System: customize the lumbar support arc through the airbag button, accurately matching the spine curve, preventing lumbar back strain, seat height (18-22 inches),seat back 90-122 °tilt, Adjustable seat height for a wide range of situations，to meet the needs of the office, lunch break multi-scene. The Big & Tall office chair's 500 lbs weight capacity keeps you relived：Designed for most and large users, the 500 lb (227 kg) weight capacity with extra wide seat (30”+), ‘hugging’ memory foam cushion and spring cushioning, disperses pressure on the hips and provides soft, cloud-like support that won't collapse after sitting for long periods of time, combining comfort and durability. Durable Structure & Safety Certification: Reinforced steel frame + SGS certified level 4 explosion-proof air rod, passed 100,002 times durability test, load bearing and impact resistance is comparable to “tank level”; Breathable and wear-resistant leather, high-density stitching process to prevent tearing, with a mesh back panel, heat dissipation and anti-smothering sweat. Silent Eco & Flooring Friendly Design362°: Rubber Silent Roller: Wide rubber wheel surface, silent sliding + double floor protection (anti-scratch wood floor/anti-card carpet fiber); Silent joint bearings, chair back adjustment, lifting and lowering the gas bar and other connections built-in noise reduction shims, to eliminate metal friction noise, focus on the office without being disturbed. Worry-free after-sales service and easy installation：Provide quick installation guide and 3-year warranty service, accessories pre-categorized + full set of toolkit included, no need for professional skills to complete the assembly; customer service team enthusiastic service, free replacement of quality problems, completely eliminate the user's worries.