* Upholstery: High-quality western leather or top-grade cowhide for the surface;
* Panels: The backrest is made of double-layer boards with a density of ≥ 600kg/m3. After drying and high-temperature laminating treatment, it does not deform or mold;
* Paint finish: White lacquer, walnut or ash wood color options available;
* Sponge: 45# density natural high-elastic sponge;
* Base: 2.5mm thick square plate;
* Air rod: High-quality electroplated air rod, 120mm stroke;
* Chair legs: High-strength 350# aluminum alloy high legs. The aluminum alloy is cast integrally and is formed by pressing. Static pressure test: 1136KG. Compliant with BIFMA standards;
* Chair wheels: 50# Noise-free wheels with electroplated wheels.