VIRCO's Zuma Rocker is guaranteed to brighten the mood of any classroom environment. This small-scale rocking chair has a moderate range of motion and is appropriate for libraries, break rooms, reading nooks or as a side chair in the classroom. Product Details: Frame: 19 gauge steel tubing Shell: One piece polypropylene plastic shell, waterfall front edge for comfort. Glides: four nylon glides. Metal finish: Chrome. Dimension: 17-5/8" seat height, 20" W x 22-3/8" D x 30-5/8" H.