STARSPACE Mid-Back Home Office Desk Chair BTX-1901 features a sleek design and a simple adjustment. Match different decorative styles. An ergonomic backrest fits the lower back's natural curve and takes the spinal pain away from your body. You can flip the arms up and put the chair under the desk for saving space. Suitable for living room, study room, conference room, and office. Color: Black. Features: Thick Padded Seat; Easy to Assemble; Rocking Back and Forth; Adjustable Tilt Tension Knob; Flip-up Armrests; Solid and Smooth Rolling Casters. Materials: Mesh, High-density foam seat. Dimensions: 25"W x 25"D x 38-41.5"H. Weight Capacity: no more than 250 lbs.