The Fellowes Ultimate Foot Support features a free-floating platform that encourages lower leg movement to help reduce fatigue. Three platform height settings (4", 5.25" and 6.5") and up to 25 tilt. Surface massage bumps help relieve work-related stress. Elevates feet and legs to help relieve lower back pressure and improve posture. Work in comfort. Perfect for use in the office, home office, or wherever you sit for long periods of time.