Nautilus Designs Ultra Medium Back Sturdy and Flexible Designer Task Office Chair With Arms Black - BCP/F590/BK DDThe sturdy and stylish Ultra chair is flexible, strong and comfortable. The striking designer back provides solid support for your back and lumbar, with a flexibility that offers comfort and subtle movement as you move in your seat. A range of adjustment features offer greater control to suit individual preferences, including gas seat height adjustment and a fully reclining tilt mechanism with tension control adjustable for individual bodyweight. A