Ikea NILSERIK standing support set of 6

Set of 6 stools available. $35 each, or buy 5 and get 1 free. Can possibly be used as bar stools. Needs a light cleaning; never used, just collected dust from storage. Manufacturer error on design, stool works perfectly fine otherwise. NILSERIK standing support helps you find a good and active sitting position. You can adjust the height, and the rubber material of the base protects the floor and prevents the standing support from slipping. Gives an active sitting position, which improves your posture. You maintain balance by keeping your feet on the floor for stability when using the standing support. You can easily adjust the height by using one of the three easy-to-reach knobs underneath the seat. You sit comfortably thanks to the padded seat. Has a curved base, which helps you find a comfortable, tilted sitting position. Practical and comfortable swivel function. The rubber material of the base protects the floor and prevents the standing support from slipping when you lean against it. Works well with sit/stand desks. Material: Fabric: 100% polyester (min. 90% recycled) Seat cushion: High resilient polyurethane foam (cold foam). Cover/ Cover: Polypropylene Adjuster: Acetal plastic Gas cylinder: Steel, Epoxy/polyester powder coating Bushing: Steel Ring: Synthetic rubber Care: Vacuum clean. Wipe clean with a water dampened cloth. Dimensions: see photos.