M-D Building 10116 Low Threshold With Vinyl Insert, 3-3/4" x 36", BronzeHighlgihts: Aluminum Size : 3 3 4" x 36" Height : 3 4" With insert: 3 4" Without insert: 1 2" Finish : Bronze Deluxe heavy duty threshold Vinyl caulking feet seal bottom of threshold Heavy extruded aluminum threshold with replaceable vinyl insert WARNING: This product can expose you to chemicals including Vinyl chloride, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to