Features and Benefits:?New appearance with curved profil, the redesigned Plasteel? looks like traditional wheel weights from all angles.?Plasteel? is easy to install.?A plastic shell acts as a buffer between the hard steel core and the softer aluminum wheel. This Hybrid-lock? design is unique to Plasteel?.?Plasteel? has a tight and precise fit against the wheel.Important issues, such as the increased popularity of clad wheels on new vehicles, demonstrated that there is a need for a better alternative than steel or zinc. Plasteel? is a world first ? a steel core wheel weight encased in a plastic outer shell. Engineered using forward thinking technology, Plasteel? is setting new standards for innovation in the industry.