Sitting at a desk for a long time can lead to frequent backache. Are you looking for better office conditions? The adjustable office chair can meet your needs. You can adjust the seat height from 16.5-in to 20.5-in effortlessly through the handle at the bottom of the seat. High quality materials with SGS certified gas rod are used to provide 264 lb load-bearing capacity. Additionally, 360-degree swivel seat helps you better communicate with colleagues around you, which greatly improves your work efficiency. A perfect addition for office, conference room, study and other occasions. Let the rolling task chair replace your hard seat and bring you a new life! 360-degree swivel seat for multitasking convenience Soft cushion filled with sponge for more comfort; ergonomic lumbar support protects your waist well Equipped with 5 freely rotating nylon wheels for easy movement Universal wheels add freedom of flexible movement Weight capacity: 264 lb Mesh cloth surface is comfortable, breathable and not stuffy Costway Black Contemporary Ergonomic Adjustable Height Armless Swivel Task Chair