Temperature range from -2C to -8C (28F to 18F). Recommended iron temp: 140C (284F). A new and improved wax that performs great in normal winter conditions below the freezing point. Its hardness makes it convenient to work with and easy to get a good end-result.Can be used as a racing wax at low air humidity, but will also serve the purpose as a brilliant training wax.The speed of the iron should be approx. 8-10 sec. on a skating ski or alpine ski. The wax can be re-heated after cooling to room temperature (10 min) for better durability. Important to have a good iron to get an efficient melting of the wax.When used as a base for Cera F, we recommend the new FC07X powder.