Swix HF7BWX is a highly versatile race wax that has been proven to perform in older snow, dirty snow, artificial snow and natural transformed snow. This formula has been popular on the World Cup for years. HF7BWX is best used at moderate temperatures by itself or as a base wax for Cera F Powder. Recommended Iron Temperature 284F, Dirt Resistant, Great in Older, Dirty, Artificial and Natural Transformed Snow, Snow Temperature: Moderate, Actual Temperature Range: 28-18F (-2 to -8C), Wax Form: Block, Composition: High Fluorocarbon, Size: 40g, Model Year: 2020, Product ID: 496876, Model Number: HF07BWX-4, GTIN: 7045951823509