Specifications Color: Black Material: Mesh, PP, PU, sponge, metal Product dimensions: 27.5"x27.5" x 35"-39" (L x W x H) Seat thickness: 4" Weight capacity: 300 lbs Net weight: 35 lbs Package includes: 1 x Mesh Office Chair 1 x User's Guide Key Features ● Adjustable and Comfortable Reclining: This office chair features adjustable reclining angle from 110°to 125°. It can be fixed at any position, meeting your needs when you are working, reading, or taking a nap. Curved backrest fits your body contour and gives you a nice support to your waist and back. ● Ergonomic Seat Cushion and Adjustable Backrest: The seat cushion of this office chair is sunken and soft, which perfectly fits your hip and disperses the hip pressure, ensuring long-time sitting without fatigue. The height of the backrest can be adjusted within 2.5" and will be suitable for people of different heights. ● Rocking Function and Flexible Armrest: There is a 10°rocking range, providing you with dynamic comfort when you plump into your chair. Flexible armrests can be adjusted within the height range of 2.5", which allows you to find a customized spot to support your arms and relieve shoulder pains. ● Height-Adjustable and 360° Swivel Design: The seat of this office chair is adjustable within the height of 19" to 22", providing more flexibility to meet the needs of different people and different occasions. Characterized by 360°swivel, this office chair can allow you to turn to other directions freely if you are doing multi-task. ● Robustly Built for High Quality: This comfortable reclining task chair is designed to withstand incredibly heavy duty. It is equipped with an extra-strong 5-claw base and a seat plate ready to endure all the hard work you have brought to it. Weight capacity up to 300 lbs.