The Swix PS8 Red 60 g Ski and Snowboard Wax is a great base prep wax for warm skis. It has a temperature rating of 4C (25F)/+4C (39F). This economic training and racing wax is easy to melt and very convenient to work with. The speed of the iron should be approx. 8-10 sec. on a skating or alpine ski. The wax can be re-heated after cooling to room temperature(10 min) for better durability. It's important to have a good iron to get an efficient melting of the wax. The Swix PS8 Red 60 g Ski and Snowboard Wax, part of the PS series, is a great glider for training and competition