1. 360° bidirectional rotation system, equipped with an enlarged footrest design, enables stable and smooth all-round rotation, making the transition of sitting posture more flexible. The bottom anti-slip feet ensure stability and no displacement during rotation. 2. Bionic breathable seat cushion system, with the surface layer using a cotton and linen blended fabric, combined with high-density cold-bonded sponge, forming a dual circulation structure of ventilation and support. It is not stuffy after sitting for a long time and the resilience is improved by 40%. 3. Military-grade load-bearing structure, the main support frame uses 1.2mm thick carbon steel, undergoes triple electrostatic spraying anti-rust treatment, and key nodes are reinforced with welding. The single chair test can bear a load of 300 pounds. 4. Neo-classical color scheme, classic black, paired with fog black sprayed metal legs. All edges are polished with R-shaped corners (rounded corner radius ≥ 5mm), perfectly adapting to the needs of mixing industrial style, Nordic style, and retro style