Our luxury range of high density foam. A Luxury (High Density) Soft Foam Sheet provides even greater levels of support and is known to last even longer when compared to its average counterpart. This foam sheet is perfect for use on sofa back cushions as well as general use. However, we would recommend using medium (high density) foam sheet or higher for other types of seating applications. Our luxury range of high density foam sheets, provide even greater levels of support, comfort and longevity.