Low Fluoro HSLF 40 Yellow | Peak Range 30° to 50° F | Iron Temperature 257° F. | Excellent wax for humid, overcast conditions and new wet snow. Exceptional when topped with Flite Warm. Like all Fast Wax products HSLF 40 Yellow is an engineered blend of several waxes each selected for a key property to form an exceptional ski wax that works over a wide range of temperatures and snow conditions. This selective blending process combined with our unique environmentally friendly fluoro compound gives Fast Wax skier's an advantage in speed and durability over other products. Like all Fast Wax products HSLF 40 Yellow irons in smooth and scrapes out easily.