Ergonomic Mesh Office Chair with Lumbar Support and Rocking Function-Black

Specifications: Color Black Material Mesh Sponge Nylon Plywood Overall Dimension 25.5″ x 25.5″ x 44.5″-48.5″ Seat Size 20″ x 20″ Backrest Size 19.5″ x 20″ Dimension of Headrest 12.5″ x 6.5″ Adjustable Seat Height 18″-22″ Length of Armrest 25.5″ Height from Armrest to Ground 25.5″-29.5″ Diameter of Base 25.5″ Thickness of Seat 4″ Net Weight 23.5 lbs Weight Capacity 350 lbs

• -Ergonomic backrest and rocking function relieve back pain and promote good posture
• -Control lever and tension control (tightand loose) for easy adjustment
• -Y-shaped lumbar support and human bionic design promote comfort
• -The headrest can be adjusted upand down and rotated for cozy neck support
• -Adjustable armrests with rotation adjustmentand front and back adjustment
• -Flip up the armrests to enjoy more freedom and convenience
• -4″ seat height adjustment meets different using needs
• -4″ resilient thickened cushion for enhanced comfort
• -Breathable mesh is designed to keep your back sweat-free
• -High-density sponge provides more coziness for your workday
• -The gas lift with SGS certificationand stable 5-claw base for great support
• -360° swivel seat and mute universal wheels for maximum flexibility
• -Selected executive chair for home and office