Race Ski Wax Guide: Choosing Wax by Snow Temperature

There is no single best ski wax. The fastest wax is the one matched to the snow temperature on the day, put on over a clean, well-saturated base. This guide shows how to pick that wax, which waxes we stock for each temperature, and how to put it on.

The short answer

• For training and everyday skiing: a hydrocarbon wax matched to snow temperature, such as SVST Ultra, Swix PS or Toko Performance.
• For race day: a race wax in the same temperature band, such as Swix HS, RaceService 1 Comp, Wend MF Race or Holmenkol, over a hard base prep layer.
• Fluorocarbon wax is banned: U.S. Ski & Snowboard prohibits wax containing fluorocarbons in all sanctioned competitions, so every race wax here is fluoro-free.

Step 1: measure the snow, not the air

Wax is chosen by snow temperature. Air temperature can be well above the snow on a sunny morning, or below it on a cold, clear afternoon. A snow thermometer pushed into the surface takes the guesswork out.

• Old, icy or man-made snow is abrasive and behaves colder than it reads. Go one step colder and harder.
• New or wet snow behaves warmer. Water and suction matter more than wax hardness, so structure counts too.
• Between two waxes? Pick the colder one for a hard, icy course and the warmer one for soft or new snow.

Step 2: pick the wax for the temperature

Each brand uses its own color system, so the safest way to choose is by the temperature range printed on the wax. These are the snow temperature ranges for the waxes we stock, taken from each product.

Training and everyday wax

Race wax

Browse everything by type: race wax, training and recreational wax and base prep wax.

Step 3: build the base before race day

A race wax only works on a base that already holds wax. A hard base prep wax, ironed in and scraped several times, saturates the base, protects it on abrasive snow and gives the race layer something to bond to.

• Base prep waxes: RaceService 1 SBC1, Swix BP88, Holmenkol Basewax Mix and Wend Speed Boost.
• New or freshly ground skis need the most cycles. Several hot wax and scrape cycles before the first race is normal.

Step 4: how to wax a race ski

1. Clean. Brush tip to tail with a brass or bronze brush. If the base is dirty or gray, hot scrape: iron on a soft wax and scrape it off while warm.
2. Iron in the temperature wax. Drip a thin line and iron at the temperature printed on the wax, keeping the iron moving. If the wax smokes, the iron is too hot. A digital wax iron holds the setting.
3. Let it cool fully. Twenty to thirty minutes at room temperature, longer for a base prep layer.
4. Scrape thin. A sharp plexi scraper takes off everything on the surface. Wax left on top slows the ski.
5. Brush in order. Nylon to clear wax from the structure, horsehair to smooth, then a soft nylon or polishing brush. Always brush tip to tail.
6. Optional race finish. A liquid or overlay such as Rode World Cup Liquid, Wend NT Overlay or Swix TS Powder, corked or brushed in on top of the race layer.

Common mistakes

• Too much wax left on. Thin, well-brushed layers are fast. Thick ones drag.
• Too much heat. A smoking iron or one held still can burn the base.
• Skipping base prep. An expensive race wax on a dry base wears off in a run.
• Not brushing enough. Wax left in the structure holds water and slows the ski.
• Waxing on race morning. Wax the night before so it can cool and be brushed properly. U14 and younger athletes cannot wax at the race venue at all under U.S. Ski & Snowboard rules.

Need a hand choosing?

Tell us the snow conditions and the level of racing and we will point you to the right wax and tools. Call us at 1-800-741-3985 or stop by the shop in Boise. For more on tuning, see our Swix wax guide and edge bevel guide.