* Upholstery: High-quality western leather or top-grade yellow cowhide for the surface;
* Panel: One-time compression molding of eco-friendly curved panels, after drying and high-temperature laminating treatment, it does not deform or mold;
* Sponge: 45# density natural high-elastic sponge;
* Base: Multi-functional base, with three-level locking function;
* Gas lift: High-quality electroplated air rod, with a stroke of 65-4;
* Base: High-strength 330# aluminum alloy bread legs, aluminum alloy die-cast one-piece molding, static pressure test of 1136KG, in line with BIFMA standards;
* Chair wheels: 50# Noise-free electroplated wheels.