Swix LF7/LF7X ski wax performs great in normal winter conditions below the freezing point. Its hardness makes it easy to work with and produces a good end result. At low humidity LF7X can be used as a racing wax, but also acts as a brilliant training wax. If you're going to be using with as a base wax for powder, Swix recommend the FC07X powder.
'Future Cera' labelled waxes guarantee that these waxes are manufactured using the best environmental flourine technology available. Swix was the first brand to utilise C6 technology without any loss of performance.