WeatherTech takes advantage of a fairly rigid thermoplastic for their DigitalFit mats. Husky Liners goes with a more bendable, elastomeric product and rubberized thermoplastic that feels a little bit thinner within your hand. Many with the pre-owned STSs I have researched seem to have this entry of their CARFAX historical https://brianz975opp4.mappywiki.com/user