Lorell Conjure Office Stool - Fabric, Polyurethane, Molded Foam Seat - Black - Armrest - 1 Each Conjure Office Stool delivers the height you need to sit comfortably at standing desks and high tables. The 21" diameter metal ring offers a convenient footrest that helps you take advantage of the 360-degree swivel. High-strength mesh upholstery covers the back for breathable, cradling comfort. Height-adjustable armrests fold away for more versatile seating. They are cushioned with soft polyurethane pads. Fabric-covered, height-adjustable seat lets you sink into thick, polyurethane molded foam for more support throughout the workday. Reinforced nylon base is equipped with nylon casters for easy mobility. Weight capacity is 275 lb.