A moulded foam cushion with a contoured seating surface to aid weight distribution and stability. The cushion is contoured with a network of channels to allow air to circulate. The channels help reduce shear and friction forces. The manufacturer states that the cushion is suitable for people at low risk of developing pressure areas and may be used for greater comfort. Both standard and customised sizes are available. A range of different two way stretch, vapor permeable and water resistant covers are available.