swivel chair with footstool is a computer chair, office chair in one category: a sitting portion can rotate the chair. Swivel chair is generally divided into half-and full-swivel two. Is able to swivel around the front half of the 90-degree rotation. Full swivel chair is a chair to rotate 360 degrees. Usually: head, back, chair seat, handrails, bar (gas bar), shaft, Ipomoea, claw wheel components.