DuraForm foams have the highest firmness characteristics amongst all of the conventional foams. Compared with FlexiForm, DuraForm is firmer. DuraForm foams provides a firm surface where desired by use on partial or complete areas. DuraForm foams, with their lower density and greater firmness compared with existing foams, add extended durability and comfort to sitting units. DuraForm foams are especially used by the automotive, appliance, shipping, mattress and furniture industries as filling and support material.