Camco RV Stabilizing Jack Pads, Helps Prevent Jacks From Sinking, 6.5 Inch x 9 Inch Pad - 4 pack (44595) Helps prevent jacks from sinking into soft ground Interlocking design and handy storage strap for easy storage Built-in handle for ease of use Measures 6.5" x 9" x 1" Set of 4