Yahoo! SWIX PRO HIGH SPEED HS HS7 HS7 Violet, 2C 8C, 180g Swix Hs7 180G kslompolo SportShop Yahoo! SWIX WAX HS8 HS7 60g. Swix HS7 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. HS7 can be used as race wax alone or as a base for top coats. Recommended iron temp: 140C (284F). Temperature Range: 2C 8C (28. 4F to 17. 6F) FluorFree 60g