12 x 250m / 45 sec easy
- Pre-set a work distance of 250 meters and a rest time of 45 seconds. Ski 12 intervals at a challenging intensity, with light skiing between pieces.
4 x 1500m / 2 min easy
- Ski four 1500 meter pieces. Ski for two minutes at light pressure between each 1500.
4 x 12 min / 3 min easy
- Ski four 12 minute pieces. Ski for three minutes at light pressure between each piece.