Rocking backrest with a 0°-18° range lets you lean back to release tension while keeping the frame stable, and the S-shaped backrest supports your back and waist during long meetings. The 18-23-in adjustable seat height and 360° swivel seat help you match different desks and turn easily to colleagues. A padded 17.5 x 17.5 in seat filled with high-density sponge and armrests provide cushioning, while PU leather offers a soft touch and easy maintenance. A 5-claw metal base and 330 lbs capacity add dependable support.