Patented product, adjustable lumbar support
Fabric: Italian "Sunshine" brand calfskin (1.0mm thick), treated with liquid coloring, moisture-proof and anti-fouling processes, the leather surface is softer and more comfortable, with a durable gloss. Accessories: DuPont's PU molded foamed high-density sponge, with a protective layer on the surface, can prevent oxidation and breakage, and will never deform after HD testing.
Accessories: Korean SHS gas pressure rod (force 250kg); retracted and extended 300,000 times without leakage.
Chassis: Four-level locking backrest with independent reclining chassis
Feet: Aluminum alloy five-star feet + universal wheels









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