This big and tall executive chair from the OS Big Tall by OfficeSource is the ideal rendition of all that you need to make your office look professional and inviting. This chair comes with a sturdy heavy duty metal base, which is constructed with premium quality material, providing longevity and reliability. This chair is designed to be used as an executive office chair, and is the perfect chair for a manager. The black bonded leather upholstery used for the seat and back is of the highest quality and provides the utmost comfort. This executive chair is fitted with casters, allowing you to move about your office with ease. This chair also allows easy adjustability, with tilt lock, tilt tension, swivel and tilt control, 360 degree swivel, and pneumatic height adjustment options.