Brand new for Swix as part of their renewed F4 line up, The F4 Warm Liquid Wax focuses on environmentally friendly raw materials. Designed as a quick and easy solution F4 Warm Wax should be applied the night before and buffed into the ski with a soft cloth or preferably the Swix F4 Combi Brush before riding for best results but can also be applied on the fly as needed. For conditions -4 ˚C and warmer which is ideal for most Australian conditions.