This gaming chair features an independent spring system with high-resilience sponge for sofa-level comfort that lasts. Wingless wide seat fits all body types, with 90°‑155° backrest adjustment, retractable footrest, massage lumbar support and headrest. Durable Class‑4 gas lift and heavy-duty metal base support up to 350 lbs. Soft skin-friendly PU leather, linked armrests and smooth silent casters complete the design. Easy to assemble in 15 minutes.