Heavy-Duty Support: Designed to accommodate users up to 550 lbs (40 stone), providing a sturdy and reliable seating solution.Adjustable Backrest: Backrest angle can be customized to suit individual preferences and promote proper posture.2.5:1 Synchronous Tilt Mechanism that allows independent adjustment of the backrest and seat tilt for optimal body positioning and pressure relief.Comfort-Focused: Equipped with a composite foam seat to prevent 'bottoming out', reducing the risk of pressure sores for extended sitting periods.Heavy duty bracketry and adjustable arm rests, as standard.