Upgrade your work space with this big and tall desk chair from Office Star. Experience maximum comfort thanks to the memory foam seat and adjustable lumbar support. Rolling casters and 360 swivel make it easy to wheel across the room to chat with coworkers or check on the printer. Recommended for performance use 6-8 hours per day. Weight capacity tested to support 400 lb. Overall Dimensions: 46-1/4”H x 28”W x 28-3/4”D. Mid back. Bonded leather memory foam seat. Mesh-back office chair. Adjustable lumbar support. Big and tall mesh office chair with waterfall seat. 1-touch pneumatic seat height adjustments. Locking tilt controls. 2-way adjustable flip armrests. 360 swivel. Rolling base with dual wheel carpet casters. Assembly required. Backed by the manufacturers 1-year limited warranty.