A support member adapted to secure an aerodynamic skirt to a trailer is provided, the support member comprising a trailer connecting portion; a skirt connecting portion; and an intermediate portion interconnecting the trailer connecting portion to the skirt connecting portion. A kit of resilient struts adapted to resiliently secure an aerodynamic skirt to a trailer is also provided, the kit comprising at least two resilient struts. A method of using a resilient strut to resiliently secure an aerodynamic skirt to a trailer is equally provided, the method comprising providing at least one resilient strut; securing the resilient strut to the trailer; securing the resilient strut to the aerodynamic skirt; and applying a load on the aerodynamic skirt to resiliently bend the at least one resilient strut.