Sleek and stylish, the Alvin Salambro Mesh Fabric Manager's Chair will provide years of compliments and comfort. Finely crafted, it comes complete with width-adjustable padded armrests, pneumatic height adjustment from 18" to 22" and a 24" diameter reinforced nylon base with hooded casters. The extra-thick seat cushion is 20" w x 19" d x 3" thick and has a spring-adjusted tilt mechanism. Vented mesh backrest is 19" wide, rises 21" above the seat and has a spring-adjusted rocking mechanism that can be locked into the upright position. A padded lumbar support can be adjusted up and down for comfort.