Fashionable Minimalist White Gray Nylon Mesh Chair Comfortable Office Chair

● Headrest: Rotatable and height-adjustable 3D cotton headrest ● Backrest: Gray-white PP GF back frame, passed BIFMA back pull test 102KG ● Lumbar support: Up and down movable fishbone lumbar support ● Seat: High-rebound 7CM thick pure new density foam + 15mm thickened wood board ● Armrests: PP+GF material integrated armrests ● Chassis: 2.5 thickened cold-rolled steel stamping formed, wire control infinite locking max angle 155 degrees ● Gas cylinder: Stroke 85mm recessed black grade 3 gas cylinder, SGS certified, 150,000 times lift test ● Base: ∮350 square steel tube chrome-plated base, passed 1136KG static pressure test. ● Casters: 60MM large PU casters (shockproof silent), 100,000 times rolling test ● Footrest: Foldable flip PP footrest ● Function: The whole chair conforms to ergonomics, normal use in all directions, not easy to tip over