Camco 2-Pack 14" x 11.7" Polypropylene Trailer Stabilizer Jack Stand Pad 44543 15-1784

It is used to stabilize the jack foot and keep it from sinking. It features an interlocking design. It includes a handle and carrying strap. These are specifically designed for use with stack jacks, fifth wheel stabilizers, swing down stabilizers and awning arms to keep them from sinking into soft ground.