Description of Swix LF007 Violet/White Low Fluorinated Wax 60g -2¦C to -8¦C (28¦F to 18¦F). Very good race wax at low humidity. However, at this temperature range it is recommended to use Cera F FC7 as an overlayer. LF7 is also very often used as the base layer before applying HF7, HF8 or HF10. 60 g.