PS7 VIOLET, 900GTemperature: Air 2C to 8C (28F to 18F) Glide wax for ski trips, training and base prep. PS7 is a wax that works well in normal winter conditions, below freezing. The hardness makes it easier to work with and it is easier to get a good end result. PS7 is a very good ski trip and training wax as well as a good all round base prep wax. The speed of the waxing iron should be approx. 8 10 seconds for a skating or alpine ski. The wax can be reheated after