"The Vestil Assembly Chair is durable, high-quality seating that's ideal for production lines, workstations, and industrial/commercial environments. Dimensions W x H in. 23 x 23, Adjustable Yes, Height Range in. 21-31, Material Vinyl w/steel frame, Capacity lbs. 250. 12 1/2in. across Pneumatic seat height adjustment Five-footpad design Easy-to-clean seat"