Frost King DT36/72A Brushed Aluminum Super Deluxe Threshold Kit, 3-3/4" x 72"Thresholds are 3 wide by 3 ft long, each comes complete with a vinyl weatherseal insert on top. Low rug, stands up to heavy traffic. Vinyl inserts on top and bottom for tighter sealing. Shrink wrapped. Use replacement insert model RV36H 3 3 4" x 72" Low rug Stands up to heavy traffic Vinyl inserts on top & bottom for tighter sealing Low rug, stands up to heavy traffic Use replacement insert model RV36H #380 032 Shrink wrapped.