Made from 3/16" thick polyethylene plastic Molded for a perfect fit; all Sno-Stuff Ski Skins are checked on a ski before being packaged Provide custom looks, prevent ice and snow from sticking or freezing to skis, extend the life of the ski, increase fuel economy and improve performance Same width as ski for minimal weight and friction Drilled for stock wear bar use (Polaris may require drilling one hole). YAM SKI INSERT RED