Swix LF, Low FluoroCarbon Waxes are from the Cera Nova Racing Category 4, making it a great wax choice in low humidity and harsh man-made snow situations. LF8 is best used as a high performance training wax or as base layer for high temperature premium race waxes. LF8 has excellent base penetration making it a good choice to help keep your bases in optimal condition. According to Swix, LF8 is best used as a base layer for HF wax. . Model Year: 2011, Product ID: 89976