Temperature range from -2C to -8C (28F to 18F). Recommended iron temp: 140C (284F). A new wax with an improved recipe, proven to be significant better than the old HF7BW. A versatile wax suited for normal winter conditions below the freezing point. Its hardness makes it convenient to work with and easy to get a good end-result.The BW solid lubricant additive reduces the friction in cold conditions and in contaminated snow. Its a very popular wax both in alpine and cross country and has shown good properties on artificial snow in addition to natural, transformed older snow. 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. Important to have a good iron to get an efficient melting of the wax.HF07BWX can be used as a race wax alone, but is often used as a base for Cera F, such as FC07X and HVC Cold (FC60L).