Ergonomic Office Chair: The ergonomic chair provides four support points: head, back, hips, and arms. GM Seating designs ergonomic chairs to meet different needs, with seat height, lumbar support, and back support adjustments suitable for long sitting and reducing pain. Breathable Mesh: The mesh back on this office chair provides support while keeping your back cool and comfortable. Air circulates through the mesh, keeping your back sweat-free and allowing you to sit comfortably in the mesh chair for longer periods as compared to traditional chairs. Easy Adjustable Armrest: This ergonomic chair for the home office easily adjusts to your individual body size with height, width, and angle adjustable armrests to help provide you with stability and obtain the perfect ergonomic positioning for your arms. Desk chair large support surface fully supports your arms. Multi-Function & Sturdy Construction: Smooth dual-wheel rolling casters offer a versatile range of mobility, support 360° swivel.