2012-2014 Ford Mustang Front Set - WeatherTech Custom Floor Mats Liners - Black With 2 Retention Hooks On Driver And Passenger Floor A Patent Pending High Density Tri-Extruded (HDTE) Material Allows For A Rigid Core For Strength While Offering Surface Friction To The Carpet, As Well As Tactile Feel To The Surface Advanced Surfacing Creates Channels That Carry Fluids And Debris To A Lower Reservoir With Further Channeling To Help Minimize Fluid Movement While Driving Once Fluids Become Trapped In The Reservoir, Away From Shoes And Clothing, They Are Easily Removed From The WeatherTech(R) FloorLiner DigitalFit(R) Over The Door Sill. No Muss-No Fuss