Sochi 2014: How skis are prepared for Olympic biathlon
Athletes in the sport of biathlon can choose between different types of ski, "like a Formula 1 tyre," to get the most out of the conditions on any given day.
Inside the British biathlon team's waxing cabin, Olympic team manager Marc Walker explains more about the skis available and how they are prepared for racing.
Britain will send one male and one female biathlete to the Sochi 2014 Winter Olympic Games.