WeatherTech DigitalFit Floor Liners is where Technology and All Weather Protection meet! 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 Floor Liner DigitalFit over the door sill, , , no muss-no fuss!, 2007 - 2011 Audi Q7 Grey 3rd Row FloorLiner, Accurately/Completely Lines The Interior Carpet, High-Density Tri-Extended Material, Rigid Core Strength/Offers Surface Friction, Advanced Surfacing Minimizes Fluid Movement, Fluids Easily Removed Once They Are Trapped, SKU: DDDSD541550