Elitech Modern High Back Ribbed Executive Swivel Office Chair with Metal Frame, Upholstered, Leather Ergonomic design, 360-degree swivel rotation, back height 25", seat 20" x 20", seat height 18" - 21" Fully adjustable height and tilt tension, dual paddle control Sturdy, heavy-duty metal frame support, large chrome steel base with 5 wheel casters and comfortable padded arm rests Foam molded seat and back, specialized pu leather material resists wear and tear Modern ribbed stitching for style and comfort, with a high back for full-body support