Vevor Office Chair with Adjustable Lumbar Support, High Back Ergonomic Desk Chair with Adjustable Headrest

VEVOR Office Chair with Adjustable Lumbar Support, High Back Ergonomic Desk Chair with Adjustable Headrest, 2D Armrest, Ergonomic Office Chair Backrest, Computer Chair for Home Office Thickened & Enlarged Cushion Tilt & Rocking Function Free Adjustable Lumbar Support Headrest Win in the Details Various Application Hassle-free Installation Caster Diameter: 2.4in/60 mm,Max Weight Capacity: 286 lbs/130 kg,Lumbar Support Lifting Height: 1.6 in/40 mm,Cylinder Stroke: 3 in/75 mm,Headrest Lifting Height: 2.4 in/60 mm,Cushion Material: Elastic Fabric + Cotton,Item Model Number: W-227C,Lumbar Support Size: 10.2x4.7 in/260x120 mm,Main Material: Polyester, PP, Nylon,Base Material: Nylon,Weight: 24.71 lbs/11.21 kgVEVOR Office Chair with Adjustable Lumbar Support, High Back Ergonomic Desk Chair with Adjustable Headrest, 2D Armrest, Ergonomic Office Chair Backrest, Computer Chair for Home Office