Husky WeatherBeater 2011-2013 Ford Explorer Front & 2nd Seat Floor Liners -BLACK- Designed using the latest in laser scanning technology to fit the complex surfaces of your specific vehicle's floorboard Exclusive elastomeric material that withstands most harmful chemicals including oil, gas, and battery acid Patented molded in "Nibs" on the back of the Floor Liner help prevent annoying shifting of the liners Designed and Manufactured in the USA Lifetime Guarantee against cracking and breaking