The new range PREMIUM 4S waxes have been researched and tested by VOLA to provide best possible glide of your skis. These products combine the resistance and durability of a base wax while having a fluorinated additive to make a sensational race wax. VOLA LF (slightly fluorinated) waxes are best used in snow with 25% to 50% humidity. Available in two temperatures ranges (colors): Blue (-13F to 10F) and Red (6F-25F)