WeatherTech 445441 Floor Liner The WeatherTech FloorLiner accurately and completely lines the interior carpet A patent pending High-Density Tri-Extruded (HDTE) material allows for a rigid core for strength Once fluids become trapped in the reservoir, away from shoes and clothing Our FloorLiners help protect resale value too! The WeatherTech FloorLiner lines the interior carpet up the front, back and even up the sides of the vehicles footwell. WeatherTech, where Technology and All Weather Protection meet!